
Callivex SIP Trunking
5.3#17 in sip trunking providersWebAPI
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| Fact | Callivex SIP Trunking | Flowroute |
|---|---|---|
| Headquarters | London, United Kingdom | Seattle, Washington, United States |
| Phone numbers | Callivex offers inbound local, national, and toll-free numbers in 96 countries, with toll-free availability subject to local regulations. | Customers can buy or port local, toll-free and vanity numbers in the United States and Canada with caller ID, E911 and CNAM options. |
Callivex may suit VoIP carriers, cloud PBX operators, contact centers, enterprises, and other organizations connecting telephony systems to the public network. It is relevant to teams seeking prepaid, usage-based SIP trunking.
Flowroute suits businesses, developers, CPaaS providers, dealers, partners and contact centers that need voice, messaging or phone-number services through APIs or existing telephony systems. Its number management and fraud controls may suit teams that need to automate number setup or restrict outbound calling.