VICICarrier
SIP Trunking

SIP termination and origination, built for the way contact centers actually dial.

Outbound and inbound voice on a network tuned for predictive dialers, power dialers, and high-volume contact-center traffic — with predictable pricing, STIR/SHAKEN A-attestation, and multi-carrier redundancy.

Two directions

Termination and origination, one provider.

One NOC, one support team, one invoice. Route outbound through us, take inbound through us, keep STIR/SHAKEN and compliance on the same network.

Termination (outbound)

Least-cost routing across multiple upstream carriers. Premium US/Canada domestic routes for dialer traffic. Global coverage for international campaigns.

  • STIR/SHAKEN A-attestation on every eligible US/Canada call
  • Multi-carrier failover if a route degrades
  • CPS and concurrent-call limits tuned to your traffic shape
  • IP whitelist or SIP digest authentication

Origination (inbound)

Route DIDs to your PBX or contact-center platform over SIP. Local, toll-free, and international numbers with per-DID SIP routing.

  • Local DIDs in US, Canada, and 50+ countries
  • Toll-free numbers (US/Canada)
  • Per-DID failover destinations
  • E911 address registration included
Built for production

Features that matter at 2am.

Least-cost routing

Automatic route selection across multiple upstream carriers by destination, cost, and quality.

A-level STIR/SHAKEN

Every eligible call signed at A-attestation. Included in every plan.

Geo-redundant PoPs

Active-active SIP PoPs in US East, US West, and Europe. Connect to the nearest.

Realtime monitoring

ASR, ACD, PDD, post-dial delay — visible in your portal. Alerts on anomalies.

High CPS ceilings

Supports predictive dialer loads. Talk to sales about custom CPS if you need more.

Smart DID routing

Per-DID primary + failover SIP destinations. Time-of-day and geography-based routing.

Port a test trunk in 24 hours.

Send us your expected traffic pattern and we'll provision a test trunk with real routes — not a sandbox. Run your actual dialer against it.