| FWD Prefix | Carrier | Prefix to reach FWD | Web Site | Country |
| Free World Dialup | **393 | http://www.fwdnet.net/ | US | |
| 012 | ISN Beta | http://www.freenum.org/ | USA | |
| 027 | zero27.net | **99 | http://www.zero27.net | South Africa |
| 045 | Musimi.dk | 000393 | http://www.musimi.dk | DK |
| 070 | Inettech | 009 | http://www.inettech.co.kr | Korea, Republic of |
| 111 | Voiceglobe | *393 | http://www.voiceglobe.net | USA // Belgium |
| 12777 | VNGT | **393 | http://www.vngt.vn | Vietnam |
| 164 | E164.org | 8829990 | http://www.e164.org | Australia |
| 177 | Sipserve NZ | **393 | http://www.sipserve.co.nz/ | New Zealand |
| 222 | Abbeynet | 29393 | http://www.abbeyphone.com | Italy |
| 228 | CaliforniaTOK | **393 | www.californiatok.com | Poland |
| 243 | Vonage | 011 0 393 (w/intl. dialing enabled) | ||
| 247 | KCIP | 000393 | http://www.kcip.com | UK |
| 248 | AirTouch | **393 | http://www.air-touch.com | Singapore 188979 |
| 255 | Messagenet | 2393 | http://www.messagenet.it/ | ITALY |
| 268 | Internet2 SIP.edu | |||
| 272 | bbpglobal | 9555 | www.bbpglobal.com | Australia |
| 275 | SIP Broker | 393 | http://www.sipbroker.com | |
| 279 | Astmasters | **393 | http://www.sunrise-tel.com | Japan |
| 282 | Broadvoice | 011 0 393 | http://www.broadvoice.com | USA |
| 282 | Broadvoice Test portal | http://www.broadvoice.com | USA | |
| 284 | CableVision | 0110393 | http://www.cablevision.com | US |
| 286 | aboveNetworks VoIP | 393 | http://voip.abovenetworks.net | Australia |
| 287 | Australian Technology Partnerships | *95 | http://www.austechpartnerships.com | Australia |
| 292 | BlueWave Communications | 71 | http://www.t-hosting.biz/ | United Kingdom |
| 295 | Azulcom | **393 | www.azulcom.com | Spain |
| 310 | VoIP Planet | 000393 | http://www.voipplanet.nl | The Netherlands |
| 323 | Ackrium Voice | 7 | http://www.ackrium.com | France |
| 349 | Adam vozIP | 393 | http://vozip.adam.es | Spain |
| 353 | Blue Face | *2 | http://www.blueface.ie | Ireland |
| 354 | ELMIT | **393 | http://www.elmit.com | Taiwan |
| 356 | EarthLink Free Online Calling | 07393 | http://www.earthlink.net/ | USA |
| 366 | FonoSIP.com | 393 | http://www.fonosip.com | Argentina |
| 396 | myTCom | **393 | http://www.mytcom.it | ITALY |
| 423 | Intercambio Bahia | **393 | http://www.intercambio-bahia.net/ | Brazil |
| 432 | iFreedom | *393 | http://www.ifreedomcom.com | USA |
| 444 | Adam Internet | 00 11 1 393 | http://www.adam.com.au | Australia |
| 448 | Voip User | **393 | http://www.voipuser.org | United Kingdom |
| 467 | Gossiptel | **393 | http://www.gossiptel.com | United Kingdom |
| 469 | MissionTel | **393 | http://www.missionTel.org | USA |
| 479 | IPeerX PBX | **393 | http://www.IPeerX.com | USA |
| 483 | Gratissip | **393 | Http://gratissip.dk/ | Denmark |
| 486 | iVoice.it | **393 | http://www.ivoice.it | Italy |
| 492 | Girawa.com | **393 | http://girawa.com | USA |
| 510 | Call Union | **393 | http://www.callunion.com | UK |
| 519 | Yaako FWDNET | 33 | http://www.yaako.com | China |
| 551 | Voitel ITSPs | **55 | http://www.voitel.cl | Chile Latin America |
| 555 | livedoor | *393 | http://www.livedoor.com/ | Japan |
| 588 | InPhonex.com | 1-700-9, 1-700-99, 1-700-999 | http://www.InPhonex.com | USA |
| 590 | ADIPTEL | **590 | http://www.adiptel.com | spain |
| 613 | Capalon Internet Solutions | 750 | http://www.capalon.com | USA |
| 663 | monduno | 393 | http://www.monduno.com | Germany |
| 666 | XS4ALL | 3991 | http://www.xs4all.nl/ | Netherlands |
| 686 | MyVirtualVoice | **393 | http://www.myvirtualvoice.com | USA |
| 687 | mutualphone | 1393 | http://www.mutualphone.com | Canada |
| 688 | Unlimitel inc. | 500 | http://www.unlimitel.ca/ | Canada |
| 697 | MyPhones | 393 | http://www.myphones.com | UK |
| 699 | MyVox | **393 | http://www.myvox.it | Italy |
| 722 | SpectraVoice Communications | **393 | www.spectravoice.com | Canada |
| 736 | SerenNet | *81 | http://www.serennet.co.uk | UK |
| 742 | PhoneGnome | **393 | www.phonegnome.com | USA |
| 745 | PointGlobal.net | *4 | http://www.pointglobal.net | UK |
| 746 | Phonesystems.net | **393 or 000393 | http://www.phonesystems.net/ | France |
| 762 | RhinoBell | **393 | http://www.rhinobell.com/ | Netherlands |
| 765 | RNK VoIP | *888 | http://www.rnkvoip.com | usa |
| 768 | PlusNet | http://www.plus.net | UK | |
| 777 | Indigo Networks/Sipgate | 000393 | Http://www.sipgate.de/ | DE |
| 778 | squillo.it | **6160 | http://www.squillo.it | Italy |
| 788 | PURtel.com | **393 | http://purtel.com | Germany |
| 799 | TARIO.net | **393 | http://www.tario.net | Russia |
| 818 | SARENET | **393 | http://www.sarenet.es | Spain |
| 832 | ATP | *95 | http://www.austechpartnerships.com | Australia |
| 835 | Telphin | **393 | http://www.telphin.com/ | Russia |
| 836 | Engin Networks | TBD | http://www.engin.com.au | Australia |
| 847 | The Internet Phone Company | **393 | http://www.internetphoneco.com | UK |
| 856 | Telio | 000393 | http://www.telio.no | Norway |
| 867 | Voipfone | *393 | http://www.voipfone.co.uk | United Kingdom |
| 868 | Voztele.net | 2393 | http://www.voztele.com | Spain |
| 874 | VOIPGO Corporation | **393 | www.voipgo.com | CA |
| 878 | Voiptalk.org | 71 | ||
| 886 | Victoria Telecommunity Network | 8 | http://victoria.tc.ca/ | Canada |
| 888 | FutureFone SA | **393 | http:www.futurefone.co.za | South Africa |
| 897 | Callfromweb | **393 | http://www.callfromweb.com (http://www.callfromweb.pl) | Poland |
| 898 | Packet8 | 0351[5 digit#] or 0451[6 digit#] | http://www.packet8.net | USA |
| 949 | ZGWireless | 9393 | ||
| 969 | Vox Mundi VoIP | 89099 | http://www.vox-mundi.net | Croatia |
| 986 | WorldTalk | 363 | http://www.worldtalk.net | United Kingdom |
| 987 | BlueLeaf Broadband Voice | 1393 | http://www.blueleafinternet.ltd.uk | UK |
| 990 | Nikotel | 000393 | http://www.nikotel.com | Germany |
| 995 | zgwholesale.com | 991 | http://www.zgwholesale.com | Israel |
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© Gary Sullivan
Maintainer of this page. |
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