Callivex SIP Trunking
APIyesOSS—FREE—DOCS4/5
CS6.8#5 of 30
outWeb—Windows—Mac—Linux—Android—iOS
Ranked in SIP Trunking Providers ·No free plan on record
About
Callivex SIP Trunking is ranked #5 of 30 in SIP trunking providers on Inferse. It runs on API, Web.
Compared on SIP trunking providers
- Number porting
- Yescallivex.com
- Emergency calling
- Yescallivex.com
- Toll-free numbers
- Yescallivex.com
- Encrypted signaling
- Yescallivex.com
Facts
- What it does
- Callivex provides bidirectional SIP trunks that connect PBXs, contact-center platforms, and softswitches to the public telephone network over IP.callivex.com · 2 Oct 2026
- Billing
- Calls are billed per connected second with five-decimal rate precision, with no 60-second minimum or six-second rounding.callivex.com · 2 Oct 2026
- Prepaid accounts
- Accounts use a prepaid balance with real-time balance and usage visibility, and no volume commitments.callivex.com · 2 Oct 2026
- PBX compatibility
- Callivex says it integration-tests trunks with Asterisk, FreeSWITCH, FreePBX, 3CX, Cisco UCM, Microsoft Teams Direct Routing, and other listed systems.callivex.com · 2 Oct 2026
- Authentication
- Trunks support IP authentication, SIP registration, or a hybrid configuration, and the default IP-auth option supports up to eight source IPs per trunk.callivex.com · 2 Oct 2026
- Resilience
- The service describes active-active SBC deployment, per-call carrier selection, and automatic failover on 5xx errors and PDD spikes.callivex.com · 2 Oct 2026
- Network coverage
- Callivex lists points of presence in Europe, Asia, North America, and the Middle East, with 218 termination destinations.callivex.com · 2 Oct 2026
- Phone numbers
- Callivex offers inbound local, national, and toll-free numbers in 96 countries, with toll-free availability subject to local regulations.callivex.com · 2 Oct 2026
- Security
- The network page lists TLS 1.2+ signaling, SRTP media using AES-128 or AES-256, optional mutual TLS, source-IP enforcement, and SIP scanner mitigation.callivex.com · 2 Oct 2026
- Privacy and data
- Callivex says its published data processing agreement covers call records and personal data used in routing, and call content is not stored unless recording is enabled.callivex.com · 2 Oct 2026
- Fraud controls
- Included account protections include country allowlists, spend caps, and anomaly detection; premium-rate destinations are opt-in.callivex.com · 2 Oct 2026
- Support
- The network operations centre handles live faults 24 hours a day, while quotes, onboarding, and account changes are handled during UK business hours.callivex.com · 2 Oct 2026
- Trial and onboarding
- The SIP trunking page says customers can request a trial trunk, and the pricing page says a test trunk is provided after contract and initial top-up.callivex.com · 2 Oct 2026
- Who it serves
- Callivex describes its customers as VoIP carriers and ITSPs, CPaaS and AI voice platforms, cloud PBX operators, resellers, enterprises, small businesses, and contact centers.callivex.com · 2 Oct 2026
Company
- Headquarters
- London, United Kingdomcallivex.com · 28 Sept 2026
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Where it ranks on Inferse
Sources
- callivex.com/services/sip-trunking· checked 2 Oct 2026
- callivex.com/pricing· checked 2 Oct 2026
- callivex.com· checked 2 Oct 2026
- callivex.com/services/did-numbers· checked 2 Oct 2026
- callivex.com/network· checked 2 Oct 2026
- callivex.com/about· checked 2 Oct 2026