VoIP Providers

Peer to Peer Service

VOIP software and services that do not depend on a central service provider, but rather clients communicate directly with each other peer-to-peer.

HotTelephone.com has relaunched its FREE PC2Phone and Phone2PC service on the Asterisk Platform
Air Star Communications Air Star Communications is a VoIP Long Distance Wholesale provider. that offers, same day setup service.
http://www.damaka.com – Skype-like application based on SIP
DingoTel – Free P2P Phone Calls, regular PSTN phone calls, push to talk for walkie talkies.
Encounta, VoIP brandband provider for virtual operators : Ova-IP microgateway with internal LCR and prepaid features for global calling
http://www.hihicall.com: high vioce quality and low international reates; make and receice call to and from Hihicall, Proper, mobile; Conference, Voice mail, call forwarding, ANI call, Etc.
enum2go. Providing free enum enabled global numbers
Free World Dialup, aka FWD
Gizmo Project, via SIPphone.com
http://www.iptalk.co.il – P2P VOIP
IPBusinessFree P2P Phone Calls
PeerCall – A hardware phone with peer-to-peer service
Peerio444 – Partially open source -> Vapourware, still unreleased.
SIP Broker – Provides peering access to (most) all other VoIP networks and ENUM lookup in 4 ENUM trees. They now have their own FAQ / WIKI page.
Skype – P2P VOIP from the KaZaA folks
The Switchboard : Web-based, no installation, free, vmail, conference & regular calls, penetrates firewalls, works with dialup. Very easy to use.
P2P VoIP Services – P2P VoIP with cutting edge solutions.
http://www.unicoi.com – Unicoi Systems, Inc. VoIP Reference Designs for Embedded Developers.
Veraport VoIP
Wavago Free, min 30kb connection, softphone, bridge to Skype,any IM, SMS, ftp, search, travel, news/weather/stock, media player, true p2p technology…all in one!
http://www.Xtenn.com – softphone, webphone,IM,Skype-like application based on SIP++

Free PSTN to VOIP Gateways

Services that provide free interconnection between VOIP and the PSTN.

FreeNumber Free Personal Number (in the Netherlands) forwarded to any SIP provider, for example fwd (also fax enabled!)
aql, Free Signup with PSTN 0870 number
BlueLeaf Internet Free Signup SIP to SIP and UK freephone SIP to PSTN calling
calluk.com Access number to FWD â€” United Kingdom

eSMS Free UK numbers which forward to SIP/IAX and landlines/mobiles
Freenumber â€” Free geographical DID’s in Italy – free service available only for Milan (02), Rome (06) and Turin (011) area codes. Site in Italian only.
FwdOUT Like Napster. Share your local phone line, and other people will let you share theirs. Make calls through other people’s phones, thus avoiding all fees.
German-Gate German Access number to FWD, SIPphone, VoipTalk,GossipTel, Freephone, Sip Gate and IAXTel.
GossipTel – UK ITSP offering FREE SIP accounts with FREE UK PSTN number
IPKall Personal Washington State (USA) number forwarded to your SIP phone!
IPStar.us IP Star – Free UK Did numbers available to be forwarded FREE to any sip or iax2 address. Send to FWD, Phoneopia, SipPhone and other networks.
Let’s-Ring FREE German number forward to your SIP-Phone
Libretel Access numbers to FWD â€” East Coast.
M G S – UK ITSP offering free UK PSTN numbers and Free VoIP Accounts
myTCOM.it Italian,British & USA access number to your myTCOM account
NOTaDuck Access numbers to FWD â€” many locations.
Oval Telecom Free UK 0845 and 0870 to VoIP (SIP,IAX & H323), fax to email, voicemail & fixed line.
Spanish Access numbers to FWD +34918371702 and +34964049186. Dial *2*FWD_NUMBER
sip2go Free global UPT 87810 number and sip account
SIPDiscount Global SIP < -> PSTN Gateway
Squillo Italian SIP < -> PSTN Gateway
StanaPhone Free personal DID in New York City for your SIP phone.
Telesthetic Access numbers to FWD, SIPphone, and IAXTel â€” Michigan.
VoIP UK – ipClouds (VoIP) – Free SIP accounts (all with voicemail) with 31 interconnected VoIP Providers, Buy yearly flat rate packages 0845 number provided with all accounts.
VoIPUser UK/British numbers (DID’s) to forward to any SIP/IAX2, can also be forwarded to any landline in a number of countries (beta)
XS4ALL Access number to FWD â€” Netherlands, Amsterdam (+31 20 3987567)
Xtraphone.com – a UK PSTN to FWD Gateway
www.skypho.net FREE Italian and Romanian numbers for your sip phone