SIP Trunking for Business
More Affordable, Flexible and Reliable Communication
Switch your traditional phone lines to SIP from SherWeb. Save up to 65% on your communication costs.
Chat with salesWhy Choose SIP Trunking?
Flexibility on demand
Easily add more capacity, such as phone lines and DID numbers, to your cloud or on-premise PBX when you need to.
Never miss a call again
With failover routing, your calls will automatically redirect to alternate phone numbers so your business stays operational – no matter what.
Cut costs
Reduce your phone bill and pay only for what you need. No expensive hardware, long-term contracts, bill shock and long-distance fees.
Reliable in every way
- Carrier-grade class 4/5 switches
- Fully redundant telephony platform with high-availability components
- Financially backed 99.999% SLA
- Automatic failover routing
Simple
- Free porting of any local US or Canadian phone number
- Works with any SIP-enabled PBX or gateway
Easy to scale
- Increase the number of channels to support more simultaneous calls
- Add local and toll-free phone numbers
Available in US & Canada
- Unlimited calling in the contiguous US and Canadian provinces
Secure
- Fraud detection and monitoring
- IP-based/Credential-based authentication
- International calling PIN protection
- Geo-IP protection
Worry-free
- 24/7/365 technical support
- Onboarding included
- No commitment. Monthly billing
Looking for more voice solutions?
*Extra charges apply on international calls. Add-on fees apply for extra SIP trunk channels, local DID numbers and 911 service. The SIP trunk service is subject to applicable local taxes and telecommunication regulatory recovery fees.
911 Disclaimer
Note that there are significant differences between the E911 service and traditional 911 service in terms of reliability and effectiveness. Please read our disclaimer notice here: 911 VoIP Service
Work with a local IT expert
Our network of 7,000+ Sherweb partners are located across North America. Sherweb partners are a great option if you want to outsource your IT needs to a local IT professional who can provide on-site support and services. Sherweb partners combine our amazing cloud products with their premium professional services for an unbeatable solution.
Find a partner