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MEF Certified Professional Organizations

MEF Professional Certification attracts people from around the world. Over 800 companies have participated so far. Recognized by stakeholders in the ICT community, MEF certification for professionals defines the knowledge required to accelerate business. MEF 3.0 professional certification programs provide this proof-point for engineers, architects, and product managers, to demonstrate their expertise in MEF 3.0 service standards.

Transition Networks Telia Company Allied Telecom Group Everstream Atlantic Tele-Network Altice USA Independant DataField Docomo Pacific NCR Polska Sp. z O.O Comcast Trends Federal Office for Information Systems and Telekommunication Inteliquent Sparklight Business (CableOne) Oxford Networks enet Dakota Central Telecom SDN Essentials Siemens Industry - RA PT Telkom Indonesia Cable Labs Moser Consulting China Mobile International Limited Exalt Network AB ipinfra / iNET ZERO Equinix arcutronix GmbH Aureon SRT CentraCom Hargray ZTE Corporation Premier Systems Telkom Indonesia Bevcomm RAD Data Communications GVTC TELMEX Transaction Network Services Inc. Eunetworks Wavelab Inc. Verizon Business Group Hubbell Power Systems Incorporated Versatel Deutschland GmbH PT Telekomunikasi Indonesia ICON+ (PT Indonesia Comnets Plus) Telecom Training & Safety PLDT Bharti Airtel Ayscom Multirede Alaska Communications WIN FiberCo Telecommunications CDW GTT Cozad Telephone Talbytech Revolayer Systems Spirit Communications Civica Three River Telco Telstra Datafield Technology Services Ritter Communications Crypto AG Telco Systems, A BATM Company Reflex Solutions Telecom Malaysia Axtel PCCW Global Limited Unemployed Frontier Communications Self Liquid Telecommunications MBO / Cross Family of Companies Singtel (Singapore Telecommunications) Independent North Dakota Telephone Company Mila IKUSI - Micronet Bharti/Airtel Tata Communications Wilcom Georgia Public Web Golden Belt Telephone Ooredoo Oman Defence Science & Technology Agency Workonline Communications Sunrise Telecom Spark New Zealand DANTE Microsemi Corporation (Zarlink) Northforge Innovation Inc Avantel S.A.S TE Data Life.Church Perpetual Training Solutions Bestneutral Ltd. Cygate AB Nestingtech Optelian Opt French Polynesia Chorus New Zealand Comlink Arca Solutions Excelacom Technologies Pvt ltd TELEFONICA MOVILES COLOMBIA S.A MOVISTAR Sri Lanka Telecom Big Switch Networks Arista FT / Orange Microsoft Tufts University Wells Fargo Bank RTC Communications PPP Apex Systems Champion ONE Mid-Rivers Communications MRV Communications Concentrix Other Cricket Wireless NEST2 S.p.A. GTT Inc Northern Illinois University Perle Systems Ltd. Pioneer Communications Infinera Vocus Communications Colt Technology Services F6 Networks Inc. ISKCON Telstra Wholesale Lyntia Ufone (PTML) Cloud Campus Treinamentos Ltda. 3 Rivers Communications Cablevision Lightpath Bredbåndsfylket Troms AS Triangle Communications Calix Networks SAMSUNG SDS VMWare Lumos Networks Openface ARRIS Prime Telecom SRL E.C.I. Networks PS Lightwave WiConnect BTC Networks TransGrid Telecommunications Cimarron Telephone Co. GDX Network SSE Enterprise Telecoms Virgin Media Workonline Carrier Ethernet Academy Frogfoot Networks Archen Engineering Cons. TDS Telecom Stiefelmeyer International LTD IPFuture BV CCI Systems BTI Systems Trendsnet Net Insight Pte Ltd MTN Nigeria 012 Smile Indiana Fiber Networks M-Net hotwire communication United Communications Uniti Fiber (Southern Light, PEG, Tower Cloud) Tinet SpA Dalton Utilities Midcontinent Communications Oman Telecommunications Company S.A.O.G Balnor AB Arion Systems Ligtel DXC Technology Iowa Network Services Primus SJHS Bestneutral Limited RTC Fiber Communications AMT Group Ufinet MetroFibre Networx Fidelity Communications (part of Cable One/Sparklight) Troy Cablevision, Inc. Hilliary Communications Ntegrator SCTelcom ATC Communications Orange Business Services Capital One OneCommerce (Int'l.) Corporation Globe Telecom Cross Telephone Fujitsu Services Limited FiberComm ISA Internexa Carpalis Consulting Union Telephone Company Bruce Murphy FairPoint Communications O3b Networks KFN (Kansas Fiber Network) Algar Telecom 702 Communications Aragami Tech & Digital Ltd Crown Castle H&B Communications British Telecom Alestra Consolidated Communications/Enventis Lumious Samsung SDS Co. Ltd. (South Korea) Ryan Engineering PSC Golden Belt Telephone Association (NTCA) Platte River Power Authority Call One Credit Human FCU European Advanced Networking Test Center Dickey Rural Networks Contractor NTT Com Asia Limited Northwest Communications Kordia Ltd Liberty Global B.V. Efiniti Telecommunications Services Enivest AS Prime Telecom DST Communications Saudi Electrcicity Company Matanuska Telephone Association New Lisbon Telephone Co., Inc Infinera Corporation Independent Consultant DCConnect Global Limited Hamilton Telephone Lumen Qatar National Broadband Network Verizon Wireless CORSA BT Wave Business Enventis Wide Open West TeliaSonera AB Zayo MetroFiber Networx Sunset Learning Institute Twin Spruces Wheat State Telephone Excelacom Net Insight AB Unitas Global FONEX Hitachi Communication Bluebird Network Helixera ATNI Adamswells Internet Vodacom (Pty) Ltd BT Ireland HPE Riverbed Tata Elxsi Vodafone India Ltd USAC Elisa Global Capacity Batelco Liquid Telecom Unite Private Networks Ceragon Networks APAC (S) Pte Ltd MEF Open Fiber S.p.A TEOCO Expereo International Telesat Konectra Cyan Worldcall Telecom Smithville Tellabs Kwajalein Range Services LLC Sidera Networks QuickStart Pvt. Ltd. Telescience Tbaytel WIOCC Transtelco WireIE IQnetworks Department of Defense Seacom Kenya Venus Business Communications Indatel Criterion Networks PLDT INC. Pulsecom CapeNet Eze Castle Integration Mediacom Communications Tech Mahindra Tejas Networks Ltd Huber+Suhner Spirent Communications Telefónica España KPN BV Google MasTec Network Solutions Earthlink Carrier Ntegrator Pte Ltd ECI Telecom TRGFS M-net Telekommunikations GmbH CETIN Glenwood Telco Personal Address Marcatel IFX Networks Telxius Shaw Communications PT. Aneka Spring Telekomindo WBS Blackfoot Telecommunications MetroInternet Leidos Local Backhaul Networks Wells Fargo Willcom Walker and Associates Inc Kanokla Networks BTC Network CGI Ottawa Police SFR SES Networks GPHA MTS Allstream Telefonica Spain CXR Telecom GTI Corporation ChaturManas Consultants Pvt Ltd PT Indosat Vodafone UK (incl C&W Worldwide) Transmode Systems Epsilon Telecommunications Ltd Bundesamt fuer Informatik und Telekommunikation NEC Laboratories Europe Nex-Tech O3b Networks LLC Fibrecomm Network (M) Sdn Bhd Bmobile/Scanda Brocade Iometrix DSTA X-DSL Networking Solutions Digital Distribution Australia Watershed Networks, Inc. ELCON systemtechnik GmbH SITA Telekom Malaysia Berhad China Telecom Global Infosys Antello LLC TCT Fast Lane Chorus NZ Ltd Intel Corporation Verizon Partner Solutions Bloomberg Monte R. Lee and Company KanREN Inc. TRIOHMTEC DE MEXICO Datacom Mobily Saudi Arabia Sirti CSIR Twin Valley Telephone Telion Consulting Inc. Ligtel Communications Network Rail Telecom redIT STG de Guatemala, S.A. Polar Communications M1 Broadband Infraco Arvig Brain4Net Criterion Networks Laboratory Ceragon Networks TelAlaska, Inc. Pulse Communications Tomorrows Networks Limited NEC Latin América Secunet Syrex TelAlaska Bell Canada Nex-Tech Communications Kindred Consulting Silver Peak Muscatine Power and Water Metrotel SA ESP Willcom PTY ADVA Optical Networking SE Hubbell Power Systems, Inc. Cisco Systems Datanet FONEX Data Systems BEK Communications Telenor UTStarcom Inc. Claro Network Rail CVIN LLC Vnohow (Thailand) Co., Ltd. INDATEL (Independent State Networks) Intraway SIAE Microelectronica Everything Everywhere Ltd Civica Limited Network Partners, Inc. Asiacell Virgin Media Business Wave Broadband Flint International Adtran Legian Consultancy Overture Networks Crawkan Sigma Systems Telekomunikasi Indonesia International Pte Ltd nCinga Pte Ltd NEC Corporation Dhaka Branch Office Acentek FiberLight B&B Electronics Ribbon Communications Asidua Ltd United Telephone Vodafone UK MHO Networks Vast Broadband Antaira Technologies Grupo GTD FirstLight Omantel Caniv Tech EVERSTREAM SOLUTIONS, LLC First National Bank EANTC Internexa Indiana Fiber Network Wide Open West (WOW) Ericsson FPL Fibernet BalsamWest FiberNET, LLC Vodafone New Zealand Ltd Oracle NuSuara Technologies Dakota Carrier Network PT PGAS TELEKOMUNIKASI NUSANTARA Columbia County Community Broadband Utility (C3BU) Vumatel Phoenix Technologies Marvell TPG Telecom TC Communications Versatel AG British Telecom (BT) InfoVista Telefocal Asia Pte Ltd Cogeco Peer 1 IBM Softlayer SPI DukeNet Communications Orange Time dotCom Jorissen Consultation Services LLC Kansas Fiber Network, LLC Metanoia Stellent Networks Pte Ltd Tenaga Nasional Berhad Bluebird Networks Cyta Metronet Cisco Neutrona (previously IFX Intl Networks) Codecom, Inc. PT. APLIKANUSA LINTASARTA Telecom Italia Sparkle NorthwesTel EthAirNet Associates Enel Open Fiber (incl Metroweb Italy) Network Engineer WANRack, LLC Fiberlogic Communications PTCI Communications and Broadband Pacnet Global (HK) Limited GTS Central Europe NCS Communications Engineering Pte Ltd Allstream BTC Broadband MOX Networks, LLC Hubbell Power System Shentel InterBel Telephone Cooperative SSE Telecom Amazon INC Rural Telephone Corporation Fibrenoire ITALTEL Hubbell Power Systems Inc. Easynet Global Services Net2Edge Limited Eidsiva Bredband AS Hargray Communications Net2Edge Arsitec Conterra Broadband Services Next Generation Networks Ltd United Information Highway (UIH) Amartus TECO West River Telecommunications iinet nLogic AS Unknown Company EPB Fiber Optics Dotcom Telecommunications Sdn Bhd Embratel Telus Ericsson AB FibreCo Vector Communications Crown Fibre Holdings Limited Infrastructure Networks, Inc NSI-Telecom Self Employed DCN Unaffiliated Shaw Business Solutions NBN Co. Limited T-Mobile USA NET Serviços 3DNet.es Telequality Communications CoreSite Productos Soluciones y Servicio IT Solution Factor Sp. z o.o. CMC Networks Mid-Rivers Telephone Coop, Inc FWDx Networks EWE TEL GmbH Cognizant Technology Solutions 01 Communications Telecom Italia S.p.a. Granite Telecom Sedona Systems XO Communications Polymorphik Consulting Pioneer Telephone Sumitomo Electric Industries BKK Fiber Nordstrom Core Network Harris Corporation Verizon Miax Project Services Manns Inc Hubbell Power Systems TELEFONOS DE MEXICO, S.A.B. DE C.V. Concordia University Netrounds Vodafone NZ IBM Corporation UFB Consultancy Stratus Networks Aloo Telecom Vodafone India Limited BTI Systems Ottawa New Paris Telephone Hewlett Packard Enterprise Company Ubicity Comsol South Carolina Telecom Golden West Telecommunications Suddenlink Communications INdigital Intelsat US, LLC Verizon Communications NTT Europe Aviat Networks Troy Cable Intratelecom Wataniya Mobile St. Joseph Health O3BNetworks TPRC Broadband Nemont FNC NebraskaLink Vodafone Global Services Private Limited (VGSPL) Mindtree New Lisbon Telephone Co, Inc. Carolinas Telecom Engineering Consultants, Inc. Hubbell Stephen Morse Consulting Ltd Tech2000 CommVerge Solutions Mobily Matanuska Telephone Association (incl MTA Fiber Holdings) Integra Telecom Norwegian Armed Forces XDSL Networking Globe/Innove Canoga Perkins Radius Telecoms, Inc. Coriant Net-Arc Windstream SevOne Consolidated Communications Inc. Ideal Integrations, Inc. X-dsl Networking ngines Pfalzkom | Manet Zayo Group TIM Celular S.A. Vodafone Wisconsin Independent Network Neustar Sparkle Zeetta Networks Ciena Corporation Solarix Networks US Signal CTS Telecom The Carrier Ethernet Academy Raisecom Technology MTN SA Seacom Microsemi BIT Media Commerce Bloomberg L.P. Claro Colombia Fujitsu Network Communications Finger Lakes Technology Group Dimission IFN (in Indatel) Syringa Networks Vision Net Hutchison Drei Austria GmbH NEC Crown Castle Fiber evoila GmbH Qualcomm Incorporated CC3 Solutions Movistar ADVA Nebraska Link ITS-SIE Competence Center System&Service Eng. AARNet Eastlink SP Group Ltd Retelit OPTK Networks Macroview Telecom Comcast Business Consolidated Communications U.S. Cellular Dark Fibre Africa jpLowry, LLC TeliaSonera International Carrier Comms365 Ltd Noel Communications Smart Com Uniti Fiber Grameenphone Furukawa Industrial S. A. Vodafone Egypt DOK Systeme N/A Broadcom Science and Technology Services Consultancy Bloomberg L.P NTT Com Asia RInggold Telephone Company Independent Telecommunications Professional Botswana Fibre Networks Accedian EXFO Inc. Ufinet Telecom, S.A. China Telecom Logicalis Brasil ENLINK NBN Lagercrantz Communication - Direktronik AB Wheatland Broadband Services TelAlaska Inc. Nokia Ninestar Connect AT&T Sentech 186 Communications DQE (formerly Met-Net Communications) Dobson Technologies Interoute Communications TBD Vertel PROEN CORP PUBLIC COMPANY LIMITED. WIRED IT, LLC Idea Cellular Limited LOGIX Communications (Alpheus) Great Plains Communications Advanced Communications Technology Inc NCI Agency MTN SDN Communications CA Technologies Internet Solutions SMART COMMUNICATIONS, INC. SBB Eircom LOGIX Fiber Networks Venus Vodafone GmbH Vodafone Global Enterprise State of Utah ViewQwest Pte Ltd SureWest Communications Sprint Corporation Nucleus Connect Pte Ltd Romtelecom SA Vogel Telecom KsFiberNet Vodafone Shared Services Budapest ChaturManas Consultants Private Limited PSCI ACS Oklahoma Telephone Association Cox Communications JAG Technologies Ltd Hydro-Quebec Teraco Data Environments Xplornet Communications Inc CPC Networking Inc West Corporation Bulletproof Telecoms Union Wireless Extreme Networks Colorado Springs Utilities Equinix Singapore SETAR N.V. Veryx Technologies Sunrise Communications AG China Telecom Europe Ltd US Cellular StarHub Limited Accenture Opensky BOFINET XON Cincinnati Bell HCL Technologies Ltd HiConnect Shanghai Symphony Telecommunication CO.,Ltd Global Crossing Kansas Fiber Network Mapcom Systems MBO Datavision Enginuity Communications Plutus contracted to SPAWAR Cricket Communications Infoblox Inc. Pioneer Telephone Coop Deutsche Telekom Cimarron Telepone Company University of Texas at Dallas Ormuco Communications Mintel Consolidated Co. Juniper Networks NTT Communications albis-elcon Adams Telephone Co-Operative Charter Communications Everstream (Comlink, INDATEL) Saab Grintek Technologies Rogers Macrolan Radialpoint tw telecom, inc. Huawei Technologies Allot University of Colorado DonRiver Telekom Slovenije Data Optic Dark Fiber Africa Telepacific Communications American Broadband Telstra Corporation Limited AAA Texas Vyve Broadband Enhanced Telecommunications Corporation Shentel Management Company none O3b Sky Core2Africa
01 Communications
012 Smile
186 Communications
3 Rivers Communications
702 Communications
AAA Texas
AARNet
Accedian
Acentek
ACS
Adams Telephone Co-Operative
Adamswells Internet
ADVA
ADVA Optical Networking SE
Advanced Communications Technology Inc
Alaska Communications
Alestra
Algar Telecom
Allied Telecom Group
Allot
Aloo Telecom
Altice USA
Amartus
Amazon INC
AMT Group
Antaira Technologies
Antello LLC
Apex Systems
Arca Solutions
Archen Engineering Cons.
arcutronix GmbH
Arion Systems
ARRIS
Arsitec
Arvig
Asiacell
AT&T
ATC Communications
Atlantic Tele-Network
ATNI
Avantel S.A.S
Aviat Networks
Axtel
Ayscom
Balnor AB
BalsamWest FiberNET, LLC
Batelco
BEK Communications
Bestneutral Limited
Bestneutral Ltd.
Bevcomm
Bharti Airtel
Big Switch Networks
BIT
BKK Fiber
Blackfoot Telecommunications
Bloomberg L.P
Bloomberg L.P.
Bluebird Network
Bluebird Networks
BOFINET
Botswana Fibre Networks
Brain4Net
Bredbåndsfylket Troms AS
British Telecom (BT)
Broadband Infraco
Broadcom
Brocade
BT
BT Ireland
BTC Broadband
BTC Network
BTI Systems
BTI Systems Ottawa
Bulletproof Telecoms
Bundesamt fuer Informatik und Telekommunikation
Cable Labs
Cablevision Lightpath
Calix Networks
Call One
Canoga Perkins
CapeNet
Capital One
Carolinas Telecom Engineering Consultants, Inc.
Carrier Ethernet Academy
CC3 Solutions
CCI Systems
CDW
Ceragon Networks
Ceragon Networks APAC (S) Pte Ltd
CETIN
CGI
Charter Communications
ChaturManas Consultants Private Limited
ChaturManas Consultants Pvt Ltd
China Mobile International Limited
China Telecom Europe Ltd
China Telecom Global
Chorus New Zealand
Chorus NZ Ltd
Cimarron Telephone Co.
Cimarron Telepone Company
Cincinnati Bell
Cisco
Civica
Civica Limited
Claro
Claro Colombia
CMC Networks
Codecom, Inc.
Cogeco Peer 1
Cognizant Technology Solutions
Colt Technology Services
Columbia County Community Broadband Utility (C3BU)
Comcast
Comcast Business
Comms365 Ltd
Communications
CommVerge Solutions
Comsol
Concordia University
Consolidated Co.
Consolidated Communications
Consolidated Communications Inc.
Conterra Broadband Services
Contractor
Core Network
Core2Africa
Coriant
CORSA
Cox Communications
Cozad Telephone
Crawkan
Credit Human FCU
Cricket Communications
Cricket Wireless
Criterion Networks Laboratory
Cross Telephone
Crown Castle
Crown Castle Fiber
Crypto AG
CSIR
CTS Telecom
CVIN LLC
Cyan
Cygate AB
Cyta
Dakota Carrier Network
Dalton Utilities
DANTE
Dark Fiber Africa
Dark Fibre Africa
Datacom
DataField
Datafield Technology Services
Datanet
DCConnect Global Limited
DCN
Defence Science & Technology Agency
Department of Defense
Dickey Rural Networks
Digital Distribution Australia
Dimission
Dobson Technologies
DOK Systeme
DonRiver
Dotcom Telecommunications Sdn Bhd
DQE (formerly Met-Net Communications)
DSTA
DukeNet Communications
DXC Technology
E.C.I. Networks
Earthlink Carrier
Eastlink
Easynet Global Services
ECI Telecom
Eidsiva Bredband AS
Eircom
ELCON systemtechnik GmbH
Elisa
Enel Open Fiber (incl Metroweb Italy)
enet
Enginuity Communications
Enhanced Telecommunications Corporation
ENLINK
Enventis
EPB Fiber Optics
Epsilon Telecommunications Ltd
Equinix Singapore
Ericsson
Ericsson AB
EthAirNet Associates
European Advanced Networking Test Center
Everstream
Everstream (Comlink, INDATEL)
EVERSTREAM SOLUTIONS, LLC
evoila GmbH
EWE TEL GmbH
Exalt Network AB
Excelacom
EXFO Inc.
Expereo International
Extreme Networks
Eze Castle Integration
FairPoint Communications
Fast Lane
Federal Office for Information Systems and Telekommunication
FiberCo Telecommunications
FiberLight
Fiberlogic Communications
FibreCo
Fibrecomm Network (M) Sdn Bhd
Fidelity Communications (part of Cable One/Sparklight)
Finger Lakes Technology Group
First National Bank
FirstLight
FNC
FONEX
FONEX Data Systems
FPL Fibernet
Frontier Communications
FT / Orange
Fujitsu Network Communications
Fujitsu Services Limited
FWDx Networks
GDX Network
Georgia Public Web
Glenwood Telco
Global Crossing
Globe Telecom
Globe/Innove
Golden Belt Telephone
Golden West Telecommunications
Google
GPHA
Grameenphone
Great Plains Communications
Grupo GTD
GTI Corporation
GTS Central Europe
GTT Inc
GVTC
H&B Communications
Hamilton Telephone
Hargray Communications
Harris Corporation
HCL Technologies Ltd
Helixera
HiConnect
Hilliary Communications
Hitachi Communication
hotwire communication
Huawei Technologies
Hubbell
Hubbell Power System
Hubbell Power Systems
Hubbell Power Systems Incorporated
Hubbell Power Systems, Inc.
Huber+Suhner
Hutchison Drei Austria GmbH
IBM Corporation
IBM Softlayer
ICON+ (PT Indonesia Comnets Plus)
Idea Cellular Limited
IFN (in Indatel)
IFX Networks
iinet
IKUSI - Micronet
INDATEL (Independent State Networks)
Independant
Independent
Independent Consultant
Indiana Fiber Network
Indiana Fiber Networks
INdigital
Infinera
Infoblox Inc.
Infosys
InfoVista
Infrastructure Networks, Inc
Intel Corporation
Inteliquent
Intelsat US, LLC
InterBel Telephone Cooperative
Internexa
Interoute Communications
Intratelecom
Intraway
Iowa Network Services
IPFuture BV
ipinfra / iNET ZERO
IQnetworks
ISKCON
IT Solution Factor Sp. z o.o.
ITALTEL
ITS-SIE Competence Center System&Service Eng.
Jorissen Consultation Services LLC
jpLowry, LLC
Juniper Networks
Kanokla Networks
Kansas Fiber Network
Kansas Fiber Network, LLC
KFN (Kansas Fiber Network)
Kindred Consulting
Kordia Ltd
KPN BV
KsFiberNet
Kwajalein Range Services LLC
Legian Consultancy
Leidos
Liberty Global B.V.
Life.Church
Ligtel Communications
Liquid Telecom
Liquid Telecommunications
Local Backhaul Networks
LOGIX Communications (Alpheus)
LOGIX Fiber Networks
Lumen
Lumious
Lyntia
M-Net
M-net Telekommunikations GmbH
M1
Macroview Telecom
Manns Inc
Mapcom Systems
Marcatel
MasTec Network Solutions
Matanuska Telephone Association
Matanuska Telephone Association (incl MTA Fiber Holdings)
MBO
Media Commerce
Mediacom Communications
MEF
Metanoia
MetroFibre Networx
MetroInternet
Metronet
Metrotel SA ESP
Miax Project Services
Microsemi
Microsemi Corporation (Zarlink)
Microsoft
Mid-Rivers Telephone Coop, Inc
Midcontinent Communications
Mila
Mindtree
Mobily
Mobily Saudi Arabia
Monte R. Lee and Company
Moser Consulting
MOX Networks, LLC
MRV Communications
MTN
MTN Nigeria
MTS Allstream
Multirede
Muscatine Power and Water
N/A
NBN Co. Limited
NCI Agency
nCinga Pte Ltd
NCR Polska Sp. z O.O
Nebraska Link
NebraskaLink
NEC
NEC Corporation Dhaka Branch Office
NEC Latin América
Nemont
NEST2 S.p.A.
Nestingtech
Net Insight Pte Ltd
NET Serviços
Net-Arc
Net2Edge
Netrounds
Network Engineer
Network Partners, Inc.
Network Rail
Neustar
Neutrona (previously IFX Intl Networks)
New Lisbon Telephone Co, Inc.
New Lisbon Telephone Co., Inc
Nex-Tech
Nex-Tech Communications
Next Generation Networks Ltd
ngines
nLogic AS
Noel Communications
Nokia
none
North Dakota Telephone Company
Northern Illinois University
Northforge Innovation Inc
Northwest Communications
Norwegian Armed Forces
NSI-Telecom
Ntegrator
Ntegrator Pte Ltd
NTT Com Asia Limited
NTT Communications
NTT Europe
Nucleus Connect Pte Ltd
O3b
O3b Networks
O3b Networks LLC
O3BNetworks
Oman Telecommunications Company S.A.O.G
Omantel
OneCommerce (Int'l.) Corporation
Ooredoo Oman
Openface
Opensky
Opt French Polynesia
Optelian
Oracle
Orange
Orange Business Services
Ormuco Communications
Ottawa Police
Overture Networks
Oxford Networks
Pacnet Global (HK) Limited
Perle Systems Ltd.
Perpetual Training Solutions
Personal Address
Pfalzkom | Manet
Pioneer Communications
Pioneer Telephone
Pioneer Telephone Coop
Platte River Power Authority
PLDT INC.
Plutus contracted to SPAWAR
Polar Communications
Polymorphik Consulting
Premier Systems
Prime Telecom
Prime Telecom SRL
Primus
PROEN CORP PUBLIC COMPANY LIMITED.
PS Lightwave
PSC
PSCI
PT PGAS TELEKOMUNIKASI NUSANTARA
PT Telekomunikasi Indonesia
PT Telkom Indonesia
PT. Aneka Spring Telekomindo
PTCI Communications and Broadband
Pulse Communications
Pulsecom
Qatar National Broadband Network
QuickStart Pvt. Ltd.
RAD Data Communications
Radialpoint
Radius Telecoms, Inc.
redIT
Reflex Solutions
Retelit
Revolayer Systems
RInggold Telephone Company
Ritter Communications
Riverbed
Rogers
RTC Communications
RTC Fiber Communications
Rural Telephone Corporation
Ryan Engineering
SAMSUNG SDS
Samsung SDS Co. Ltd. (South Korea)
Saudi Electrcicity Company
SBB
SCTelcom
SDN Communications
SDN Essentials
Seacom
Secunet
Sedona Systems
Self
Self Employed
SES Networks
SETAR N.V.
SevOne
SFR
Shaw Business Solutions
Shaw Communications
Shentel
Shentel Management Company
Sidera Networks
Siemens Industry - RA
Sigma Systems
Silver Peak
Sirti
SITA
SJHS
Sky
SMART COMMUNICATIONS, INC.
Smithville
Solarix Networks
South Carolina Telecom
Spark New Zealand
Sparkle
Sparklight Business (CableOne)
SPI
Spirit Communications
Sprint Corporation
Sri Lanka Telecom
SRT
SSE Telecom
St. Joseph Health
StarHub Limited
State of Utah
Stephen Morse Consulting Ltd
STG de Guatemala, S.A.
Stiefelmeyer International LTD
Stratus Networks
Sumitomo Electric Industries
Sunrise Communications AG
Sunrise Telecom
Sunset Learning Institute
Syrex
Syringa Networks
T-Mobile USA
Talbytech
Tata Elxsi
Tbaytel
TBD
TC Communications
TDS Telecom
TE Data
Tech Mahindra
Tech2000
Tejas Networks Ltd
TelAlaska
TelAlaska Inc.
TelAlaska, Inc.
Telecom
Telecom Italia S.p.a.
Telecom Italia Sparkle
Telecom Malaysia
Telefocal Asia Pte Ltd
Telefónica España
TELEFONICA MOVILES COLOMBIA S.A MOVISTAR
Telefonica Spain
Telekom Malaysia Berhad
Telekom Slovenije
Telekomunikasi Indonesia International Pte Ltd
Telenor
Telequality Communications
Telesat
Telescience
Telia Company
TeliaSonera International Carrier
Telion Consulting Inc.
Telkom Indonesia
Tellabs
Telstra
Telstra Corporation Limited
Telstra Wholesale
Telus
Tenaga Nasional Berhad
TEOCO
Teraco Data Environments
The Carrier Ethernet Academy
TIM Celular S.A.
Time dotCom
Tinet SpA
Tomorrows Networks Limited
TPRC Broadband
Transaction Network Services Inc.
TransGrid Telecommunications
Transition Networks
Transtelco
Trends
Trendsnet
TRGFS
TRIOHMTEC DE MEXICO
Troy Cable
Troy Cablevision, Inc.
Tufts University
Twin Spruces
Twin Valley Telephone
U.S. Cellular
Ubicity
Ufinet
Ufinet Telecom, S.A.
Ufone (PTML)
Unaffiliated
Union Telephone Company
Union Wireless
Unitas Global
Unite Private Networks
United Information Highway (UIH)
United Telephone
Uniti Fiber
Uniti Fiber (Southern Light, PEG, Tower Cloud)
University of Texas at Dallas
Unknown Company
US Cellular
US Signal
UTStarcom Inc.
Vast Broadband
Vector Communications
Venus
Verizon
Verizon Business Group
Verizon Communications
Verizon Partner Solutions
Versatel AG
Versatel Deutschland GmbH
Vertel
Veryx Technologies
Virgin Media
Virgin Media Business
Vision Net
VMWare
Vocus
Vodacom (Pty) Ltd
Vodafone
Vodafone Egypt
Vodafone Global Services Private Limited (VGSPL)
Vodafone GmbH
Vodafone India Limited
Vodafone India Ltd
Vodafone NZ
Vodafone Shared Services Budapest
Vodafone UK
Vodafone UK (incl C&W Worldwide)
Vumatel
Vyve Broadband
Walker and Associates Inc
WANRack, LLC
Watershed Networks, Inc.
Wave Broadband
Wave Business
Wavelab Inc.
Wells Fargo
Wells Fargo Bank
West Corporation
West River Telecommunications
Wheatland Broadband Services
WiConnect
Wide Open West
Wide Open West (WOW)
Willcom
Willcom PTY
WIN
Windstream
WIRED IT, LLC
WireIE
Wisconsin Independent Network
Workonline
Worldcall Telecom
X-dsl Networking
X-DSL Networking Solutions
XDSL Networking
XON
Xplornet Communications Inc
Zayo
Zayo Group
ZTE Corporation
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