grnVoIP: Retail quality VoIP termination at wholesale rates.

What makes grnVoIP the best VoIP termination?
The best VoIP providers: AT&T, BT, Commwave, Deutsch Telecom, France Telecom, Global Crossing, iBasis, IDT, KPN, Level 3, PacWest, Qwest, Telecom Italia, Tata, Teleglobe, VNSL, Verizon, XO
The best SIP compatibility: Asterisk, AudioCodes, Avaya, Brekeke, Cisco, Counterpath, D-Link, Dialexia, Epygi, Grandstream, Jive, Linksys, Mediatrix, Microsoft Response Point, Pingtel, Quintum, SIPX, SIPXECS Solegy, Sphere, Trixbox, Vegastream, Verso
The best open source VoIP software: Asterisk, OpenSBC, Kamailio, Freeswitch, JAIN, Vocal, Ekiga, SIPP, OpenSIPStack, OpenSIPS, Net-SIP, sipd, SIPX

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A better VoIP experience
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grnVoIP maintains relationships with over 50 carriers, including the top wholesale VoIP providers in the world. We make VoIP easy by finding the best H.323 and SIP termination each carrier has to offer, and combining it with extreme customer service and no-headache, pay-as-you-go commercial terms.
Get the world's
top VoIP carriers
with a grnVoIP
account
>>> grnVoIP for Enterprises
grnVoIP's SIP termination service for Enterprises is designed to simplify your
job as a PBX administrator.

>>> grnVoIP for ITSPs
grnVoIP's wholesale SIP termination service for ITSPs lets you spend less
time managing routes.
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Rock-Solid VoIP Termination. Get the the world's top VoIP carriers with a GRNVoIP account.
A company-owned data center with fully redundant and state-of-the-art softswitches and session border controllers.
Multiple and geographically redundant Gigabit Ethernet connections to the Internet backbone.
Private network peering from InterNAP avoids congested network handoff points.
24x7 Service Control Center with courteous and knowledgeable technical support staff.