SIP trunking and fax solutions for businesses of all sizes
VirPhone delivers affordable, scalable SIP trunking with burstable trunks and unlimited calling, plus secure, HIPAA-compliant cloud faxing.
Affordable and scalable SIP trunking through VirPhone
VirPhone's SIP trunking is designed to be easy to configure and manage, with per-channel burstable trunks that adapt to your needs. You can set up trunks, add as many inbound numbers as you want, or port existing ones—quickly and without complexity.
- Unlimited calling across the US48, Hawaii, and Canada
- Automated provisioning for any SIP-enabled PBX system
VirPhone SIP Trunking Features
Built-in failover
Automatically reroute inbound calls to mobile phones or alternate sites if your primary PBX loses connectivity.
Direct inward dialing (DID)
Assign direct, private phone numbers to specific employees without purchasing individual physical lines.
Enhanced 911 (e911)
Maintain absolute compliance by dynamically assigning physical emergency addresses to your outbound routes.
Remote call forwarding
Establish a local presence in distant area codes by forwarding virtual regional numbers to your main office.
SMS / MMS messaging
Enable text messaging directly on your business DID numbers, communicating with customers where they prefer.
Number porting
Keep your established corporate identity by seamlessly migrating numbers from any US or Canadian carrier.
Reliable VoIP savings and secure fax solutions
VirPhone SIP Trunking delivers guaranteed savings with most modern PBX systems. Add HIPAA-compliant cloud faxing for secure e-fax.
Traditional PSTN vs SIP Trunking
Why it's time to move your business communications to the cloud.
Traditional PRI / Analog Lines
- Rigid physical increments (buying 23 channels at a time)
- Expensive multi-year contracts with early termination penalties
- Prone to local physical disruption and hardware failure
- High per-minute fees for long-distance calling
VirPhone SIP Trunking
- Scale exactly what you need with single trunk additions
- Flexible month-to-month terms without commitments
- Automated cloud failover to mobile or secondary sites
- Unlimited US & Canada calling included
Reliable and secure business faxing
VirPhone's Cloud Fax brings cloud-based, HIPAA-compliant faxing to your existing analog machines with no upgrades required.
- The pre-provisioned cloud fax appliance is plug-and-play with no firewall changes or proxies needed.
- Optimized for low-bandwidth environments, our cloud fax operates at speeds as low as 2kbps, making it ideal for satellite carriers and offshore industries.
Why choose VirPhone for SIP Trunking
Enterprise Expertise
Expertise you can trust from a recognized and certified provider.
White-Glove Setup
We handle the entire transition so you can focus on your business.
24/7 US-Based Support
Get help when you need it from our dedicated, stateside technical team.
No Hidden Fees
Transparent pricing without unexpected charges or confusing invoices.
Predictable Monthly Billing
Easily budget for your communications with flat-rate plans.
Free Consultation
Let us analyze your current setup and propose a better solution at no cost.
Frequently Asked Questions
Ready to upgrade your connectivity?
Stop overpaying for inflexible copper lines. Move your connectivity to the cloud with VirPhone SIP Trunking and experience superior redundancy, massive savings, and effortless scale.