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.
When you move from T1 or copper to SIP, you get unlimited reach when adding new users—and with Bandwidth’s flexible pricing options, you’ll never pay more than what you need.
We work with a large number of interop partners. For more info, call a SIP Trunking account executive at 919-297-1086 today.
We'll get right back to ya!
Inbound calling and outbound calling
Domestic and international long distance
Expanded local calling
White page listing
24x7 Network Operation Centers (NOC)
Multiple pricing models
Inbound caller ID and location
4-1-1 and operator services
When you purchase SIP from Bandwidth, you enjoy a degree of control that you won’t get from most other providers because we own the nationwide, all-IP network. Plus our support team is always available, 24×7, 365 days a year to assist you every step of the way.
SIP is a great option for businesses that are looking for a cost-effective way to transition from a traditional PBX phone system to IP. Virtually any business can enjoy the benefits of SIP including: