SIP (Session Initiation Protocol) helps businesses of all sizes cost-effectively consolidate their local and long distance services onto a single circuit with dynamic bandwidth allocation. Bandwidth’s best-in-class SIP Trunking Service is delivered over our Tier 1 network, which you can access directly through Bandwidth or via one of our trusted partners.

When you move from T1 or copper to SIP, you get unlimited reach when when adding new users—and with Bandwidth’s flexible pricing options, you’ll never pay for more than what you need. Check here for a listing of just some of our interop partners. For more info, call a SIP Trunking account executive at 919-297-1086 today.

  • Inbound calling and Outbound calling
  • Toll-free support
  • Domestic and international long distance
  • Expanded local calling
  • Text enabled
  • E9-1-1 support
  • 4-1-1 and operator services
  • Inbound caller ID and location
  • White page listing
  • 24 x 7 Network Operation Centers (NOC)
  • Multiple pricing models