Upgrade your onsite PBX with Sip Trunking.

Online portal, forward your calls with one click

Leverage the power of a cloud-based PBX phone system for your business, with an advanced SIP Trunking solution – without replacing any of your existing equipment. Combine your voice and data into a single unified communications solution with an integration from Empire Unified, a leading global SIP Trunk provider.

Certified and Compatible

Works with every major PBX system

As an industry leading SIP trunk provider, with an outstanding record in VoIP solutions, Empire Unified is perfectly positioned to drive your business success through smarter conversations. Extensive industry testing with top providers in the IP-PBX industry, such as 3CX, Sangoma Asterisk (formerly from Digium), Cisco, FreePBX, Grandstream, NEC, and Panasonic, ensures our SIP trunking solution is top of the class.

Get more from your PBX with SIP trunking.

Carrier-grade PSTN connectivity. Easy setup. No code needed.

Online management

Manage your credentials, direct-dial numbers, and more from a web-based admin portal. Goodbye, terminal.

Fraud mitigation

We’ll let you know if we see unusual call activity. Thwart abuse and fraud in a few clicks. terminal.

Enhanced 911 (E911)

Ensure users are safe with turnkey E911 functionality. Supports physical location for public safety operators.

Automatic failover

If your PBX goes offline, no problem. Cloud connectivity lets you direct calls to another destination.

Detailed call records

Need to research call detail records? Administrators can view CDRs securely and in minutes.

Rapid setup

Ready-to-use SIP trunks mean you can deploy the same day without any coding.