SCM GmbH
JAZZTEL
Digerati Networks
CARRIER ITALIA S.R.L.
9Eons Limited
Botswana Telecommunicatiions Corporation
SOFTCOMMS FZC
KPN Global Carrier Services
MediaRing Ltd.
TUŠ TELEKOM d.d.
Acme Tel FZE
Reach Communications, Inc.
Tawasul Telecom
Telecom Italia Sparkle
Murex Telecom LTD
Cosmofon
Janacom Ltd
Sirius Telecom
Infocomm Consultancy Ltd.
Net D Consulting
Transbeam
RED TELECOM, LLC
NEW WEST COMMUNICATION LIMITED
HL komm Telekommunikations GmbH
Beltelecom
Network US, Inc.
Telefonica International Wholesale Services
Ether Voice S.A ESP
Median Telecom GmbH
Bethlehem Technologies London Limited
Wholex
IDT Germany GmbH
CHEERS INTERNATIONAL TELECOM LTD
Etisalcom Bahrain W.L.L
OeBB Telekom Service GmbH
G-Biz
Relax Telecom Limited
Clarus International (UK) Ltd.
BLC
VOX telecom SA
2288 International, Inc.
Halktell
Vectone Carrier Services Ltd
Chief Telecom
IVY Telecom SA
VOIP Eden Communications, Inc.
Telco Global
COSMOTELCO SA.
Surfcreek Communications, Inc.
Makedonski Telekom AD Skopje
XOTel SIA
Dlugie Rozmowy S.A.
JOOME Technology S.L.
Ukrainian Mobile Communications
Reliance Globalcom
Telco 214, Inc.
VIVODI
Canar Telecom Ltd
Mid-Atlantic Broadband Cooperative
Tier Exchange
TEST Account - 3x
BTC AD
Philippine Global Communications Inc.
Inter-connection LLC
USCarrier Telecom, LLC
Hawar Telecommunications Co.
P-GROUP S.A.L ( OFFSHORE)
Eircom
Lycatel Services Limited
Universalphone Company
Verscom
NGNS
Teragate AG
Telekomunikacja Polska (Polish Telecom)
Golden Telecom
ACN Europe BV
Telcopolis
Mundo Comunicatel corp
Singapore Telecommunications Limited
VoipMefree
CITIC Telecom 1616 Holdings Ltd
SILYUS GmbH
Gamma Telecom
Trans Telecom
Batelco
Easycom Exchange SARL
Qatar Telecom
BSO Communications
Optima Telecom Ltd
Kymeera Investment Ltd.
Italy S.n.c.
Identidad Telecom
PTT Communicatios-group
Hutchison Global Communications
Eutelia S.p.A.
Prime Telecom
Callax Telecom Holding GmbH
The Carphone Warehouse Networks
REFER TELECOM
Primus Telecommunications Ltd
BRASIL TELECOM
Amtelfone Incorporated
sip2save
Telmex
Sify Technologies Ltd
CTBC
IFX Networks
North Network
TI UK
Vosys Inc.
PacketExchange Ltd.
Elisa
Arcor AG & Co. KG
Arcadia Communication Pte Ltd
Global Iletisim A.S
invoco
Multiplex Netzwerk Kompanie GmbH
012 Smile Communications Ltd.
GLOBALINX
UTS (United Telecommunication Services)
InComm
Avelacom
Altec Telecoms S.A
Marco Polo Communications Group, Inc
Yaband International (Asia) Limited
Latino Communications
VOCAL SOLUTIONS
Oi
China Netcom(Europe) Operations Ltd.
Touchtone P/L
Xtec Communications Ltd
AEMS
Sentech Ltd
Spacetel UK Ltd
Linxtelecom Estonia OÜ
CONNECT NETWORK
Next Generation Network Solutions
Zain Saudi Arabia
Rawabi telecommunications and Software
Entanet International
Netvision 013 Barak LTD.
StarHub Limited
FiberNet Telecom Group, Inc
Mox Telecom AG
Romtelecom
DATEK TELECOM SRL
QiComm
AT&T
MTN (Sudan) Ltd.
ICT (HK) Ltd.
Endstream Communications, LLC
Prionet BV
ntelecom
SingTel
Ninetel Telecomm
Freedom Calling Cards
DNS:NET Internet Service GmbH
FPT Telecom
Linkstar Communications Limited
Tectip
China Unicom (Europe) Operations Limited
Pakistan Telecommunication Company Ltd.
NGT Networks Pte Ltd
IG Telecommunications
RedSat Satellite Holding Ltd
TANKARD
Selectcom
Telecommit Inc.
MAKECALL.NET
Sofcall Ltd
Arbinet
Heswick
Tellcom
WBS Connect
Lightower Fiber Networks
Smile Telecom International B.V.
Galaxy Telesys Inc.
Superonline
BT Germany
Viacloud Inc.
D-COM
Telekom Malaysia (UK) Limited
Kortel Communications Inc.
Six Telecoms Company Limited
Multinet Pakistan Private Limited
QuaesTel Inc.
CIT Communications Inc
TDC Fastnet Norden
NetConnexions
Covad Communications
SPT
Breezecom FZC
ama Consultancy
Cable & Wireless
Apelby Communications
Vodafone Essar South Limited
Compass Global
TATA Telecom Inc
TE Data
INTERNEXA
KT Corporation
Telekom Malaysia Bhd
BTL
TOUBACOM
Telkom South Africa Limited
Global Ringer
Tel. Pacific Limited
Rostelecom
CT Americas
Vonage
SFR
COTE ''IVOIRE TELECOM
Catcom USA
Bulgartel
Sky Telecom AG
NGP Telecom
NEW WORLD TELECOM
Voicetec Sys Limited
SAFARICOM LIMITED
Novolink Communications
ICC TELECOM LLC
I Age Phone, Inc.
EXCEL
Zebra Telecom
Zen Tech International
Neterra
Tele2
Telecall
Solaris Communications Inc.
PAM TELEKOM
Dial 023 GmbH
Huntington Telecom
Callventure Telecommunications
Bezeq International Ltd.
Zanatel
OPTUS
Core Telecom
Teleglobe - A VSNL International Company
Novatel
WaveCrest
Nuetel Communications
Modern Gate Telecom
Transworld Telecom Ltd
ATelNet International Inc.
ODT Telecom
TS International
Dial Telecom Romania
Carphone Warehouse Networks / Opal
Linxtelecom
Algonet Telecom
ZIGZAG Sp. z o.o. / Internet Group S.A.
Arbitel Networks Limited
Tellfon
UG Com
Sourcecomm
MultiLinks
Fusion Telecommunications Int.
VOIX Global Sdn. Bhd.
ROSHAN
Tutankhamun Telecom
ejnet
P&T Luxembourg
Symphony Telecommunications/PhoneTime
Kulacom
SMIPTel
EtelNetworks
Sultan Communication
dixiTel NV
TELINTEL LTDA
Callmate Telips Telecom Limited
Xconnect
Sri Lanka Telecom
Easternet Communications
Angel Telecom
Invitel International
Epsilon Telecommunications Ltd
Central Telecom
Borusan Telekom
Pre Pay & Go Ltd
CINCO TELECOM CORP. (ORBITEL)
Speakeasy Communications Ltd
Vonero Ltd
Erbas Online
Iskon Internet d.d.
IPX Telecom Limited
Telecom Argentina
Lannet Communications S.A.
MEDIA BROADCAST GmbH
Total Call International, Inc.
Wind Telecomunicazioni
Japan Telecom UK Ltd
A.A Smartcomtech
NEXGEN TECHNOLOGY
3U TELECOM INC
ZCarrier Inc.
TynTec GmbH
BCC Business Communication Company GmbH
ECO Solutions SIA
NOBEL Limited
Kingston Communications
Bluemile Networks, Inc
CS Loxinfo Public Company Limited.
OMNINET LTD.
VOIPANYWHERE TELECOM
Ghana Telecom
Speedflow Communications Limited
Telecom New Zealand UK Ltd
PHILIPPINE LONG DISTANCE TELEPHONE CO.
Wateen Telecom
Foreststar Networks
Cronford Trading Ltd
Dhiraagu Pvt Ltd
IPage Telecom
Digitalvoipcall.com
HT Mostar
C.I.T. Comunicazioni Internazionali Telefoniche S.A.
Cogent Communications
Crowley Data Poland Sp. z o.o.
WAY2COM
GTS Novera
LambdaNet Communications Deutschland AG
Zajil International Telecom Co.
Thuraya Satellite Telecommunications Company
Effringo
Planetsky
Ukrtelecom
PM² Telecommunication GmbH
GTS-Datanet Telecommunications Ltd.
NTT America
NAVIGO.IT SPA
Aircel
Tele-Unity
Fizan Telecom
Nawras Telecom
Nomi Mobile Limited
GTT Global Telecom & Technology Deutschland GmbH
A&D Montana Corp
Global Crossing
Wise Communication Systems
Neotel PTY (Ltd)
Novotel Limited
IPvision Inc.
Worldwebnet Telecom
Siponomic B.V.
Rajco Communication GmbH
Hello Telecom (UK) plc
Nesma Trading Co.
Acord Telecom
World Interconnect
GuruCom
Telekom Srbija
Real Telekom Ltd
VERSCOM WHOLESALE UK
Interdirect Tel Limited
TELECOM NORTH AMERICA formerly 3U TELECOM INC
Rebtel Networks AB
Fortis Communications
Primetel Plc
WholeSwitch Telecom Holdings Limited
Geo
Virgin Media
A plus communication
Telekomunikacja Kolejowa
Reach
PTCL
Globex
Global e Networks
COLT
Network Proximity
PCCW Global Limited
Zapna
mgi media AG
Nutel
ALINK CARRIER SERVICES
Nowtel UK Ltd
Enitel
Sagitel Telecom
iBasis, Inc.
EXATEL S.A.
Protel S.A.L. Offshoe)
Videsh Sanchar Nigam Limited
Edge Telecom GmbH
Allstream
ANTEL
TimeWarner Telecom
T-SYSTEMS France
Sido Tel
Onicommunications
DIGICOM - VTC Multimedia Corporation Vietnam
MTML
IP-Communications GmbH
TeliaSonera International Carrier
Voxbone SA
France Telecom
Capital City Service
Talk 24
VeloSolutions, Inc.
JAINA SYSTEMS NETWORK, INC
Vox Mundi
Fonicom Limited
STS - Swiss Telecom Solutions
Sautcom
Broadband Telecom Inc
OTEnet Telecommunications Limited
Ead Telecom SRL
Teledesign plc
Vanillatech GmbH
Anwarnet
Cool Telephone
Chunghwa Telecom
NZ Phone Cards
P Group S.A.L. Offshore
Total Access Communications PLC,. DTAC
Luxconnect
DISHNET WIRELESS LIMITED
PALTEL
Zayo Bandwidth
Apollo-SCS Ltd
M-Link
Technology Distribution Ltd
VoIPInvite Inc
Cash Telecom
Vovida Technologies Limited
Intertalk International
IntelePeer, Inc.
Cardiff Communications Corporation
Bharti Airtel Limited
FIBERTEL Trans Balkan Telecom AS
Uganda telecom
Vanco
Callvox
Wallgate
SWIFTNET LTD
wi-tribe Pakistan limited
Eagle state int''l ltd
Neuf Cegetel
Imagine Communications Group
KDDI Europe Ltd.
LT Telecom Spa
VSNL INTERNATIONAL
Citrus Telecommunications Ltd
BeoX
Trump Technology Limited
Protel International LLC
Distrion
Samar Communication
Deutsche Telekom AG
Milleni.com GmbH
Gilat Satcom
Global Call Ltd.
Sprint
Kalaam Telecom Bahrain B.S.C
BRIDGEONE COMMUNICATIONS
BalSes iletisim Ltd.Åžti.
Accenta Communications Limited
Telstra International
One Click Communications
Artaviana Ltd
Telecorp
Cencion Communications Limited
Maxis Communications Berhad
IKNR
Telekom Austria TA AG
Elion
Switched Telecom International
Pacnet
Zephyr (MGI Media AG)
dotTXT Solutions Ltd
Redeye Telecom
Versatel Sued GmbH
Sisu Solution
Telekom Slovenije, D.D.
Net-Connect Internet s.r.l.
Business Sviaz Holding
Philcom Inc.
Lexico Telecom LTD
Boomerangip S.A.
WNT telecommunication GmbH
Maxteleco.Ltd
Sound Telecom (UK)
Yoip Networld Solutions Inc.
Telecard Limited
MamaCall Ltd
IP Telecom Center - Saigon Postel Corp.
OTEGlobe S.A.
Voixtel
VOXILITY
Velstar International LLC
SageCom Inc
System One World Communications Iberia
Efonica
QiiQ Communications
Latinode
M800 Limited
Calltrade Carrier Services AG
Hibernia Atlantic
BTELECOM
Level 3
QUANTUM TELECOM, SA
Wilshire Connection, LLC
Holywell Technical Solutions
BT
ISKON INTERNET
Archway Communication Solutions
nextcarrier telecom inc.
Voyport
Viastar LTD
Voipshop Telecommunications. Inc
Verizon
Slovak Telekom, a.s.
Swiss Update NT AG
Zamir Telecom Limited
End2End
DTAG
Xtratelecom
HELLAS ONLINE S.A.
2Talk
Baltcom Fiber
Bayan Telecommunications Inc
China Telecom Europe
NTT Communications
SingTel Europe Ltd.
Ecotel communication ag
Callgate networks.
Raiyan Telecom/Carrier Limited
du
Asia Pacific Network, Inc.
Jin
IPVOIP s.r.o.
JSC Moldtelecom
Qwest Communications
Al Fouad Telecommunications
2Connect
iCard European Telecom
Amerian Fiber Systems
talk global telecommunication gmbh
TELASCO Communications CJSC
City Communications (SE) Limited
Directo
On Telecoms
GlobalConnect A/S
Tata Communications
Citiwide
Omantel
Completel
Transcom
FDI /Fast Developers International Telecom
Nable Communications
TEO LT, AB
HAMZ Technologies Limited
Dialog Telekom
VoiceMarket Limited
Motion Telec
Digital Communications Company
Bangla Trac Communications
Hilf Telecom BV
PT Comunicações
Bpp telecom
Netixs Communications
Engage Coms
SMA-Inclarity Telecommuincations Ltd
Stein Technology LLC
Esat International Ltd
Vinculum Communications
Awantel GmbH
PAETEC
Akton
Yupee Phone LLC
Emirates Integrated Telecommunications Company, PJSC
Reliance Communications
Wharf T&T Limited
ChristTel Ltd
42com Telecommunication GmbH
Gateway Communications
Longphone
TOLEDO Telecom SA
Belgacom International Carrier Services
IDT Global Limited
DORETEL Communications, Inc.
South China Telecom
Oy Cubio Communications Ltd
IT TEL d.o.o.
QSC AG
Masergy Communications
JJ Telecoms Ltd
Zoha Kish Telecom of Iran
Bangladesh Telecommunications Company Limited
Shinetown Telecommunication Limited
Bridge International Communications Services Ins.
Vizada FZE
Liquid Telecommunications
Interoute
MARS Telecom Systems
RETELIT SPA
Vietnam Telecom International
Vyke Communications
IPage Infotech Pte.Ltd
Mir Telecom Ltd.
Telecom Liechtenstein AG
One World Networks
Asia Telecom Ltd
Tiscali International Network
MAS CONNECTION, INC
HanseNet Telekommunikation GmbH
Pangaea Networks
Metrored
Thus
Kalam Telecom & Import LLC
Globacom Limited
TWT
Gateway Communications Africa
CarrierDomain
Coast Media GmbH
Swiss Telecom Carrier SA
Global Telecom Group Inc.
T-Systems Austria GesmbH/Deutsche Telekom
MHD Telecom
Pearl Telecoms Ltd
CYTA
Triangle Communications AG
Wirenet AG
Optivon Inc.
A-ZCall Inc.
ORANGE
ez2tel
Smart Communications, Inc.
VIATEL
GTS Energis Sp. z o.o.
Bankai International
IXC Global Corp.
Transit Telecom
Telenor Global Services
Telefonica
VTLW@venet
Phonetime, Inc.
Lanck Telecom
CRYSTAL CALLS LIMITED
LEMONTEL.COM S.A.
Portugal Telecom
Tigercom Pte. Limited
Minutesxchange Communications
Broadvox
Synapse Telecom
XC Networks
GTT EMEA Ltd.
Montan Telecom AG
eTel Austria GmbH & Co KG
Swisscom (Schweiz) AG
NASR Technologies Co. Ltd.
VoipClear Communictions
Intercall
UIS Telecom Limited
Call IP
Neosnetworks Ltd
Spiritel Technologies
BNS Telecom Group Plc