Gradwell's PBX services allow you to have a range of UK phone numbers delivered to your own SIP or IAX2 service, and make outgoing phone calls to the UK PSTN network at our very low rates. Customers using IP PBX services, overseas SIP providers, Asterisk servers and any other SIP compliant system can utilise these services.
Inbound Trunks
Gradwell's UK Phone Number delivery service allows you to have a range of UK phone numbers delivered to your own SIP or IAX2 service. There are no per-minute costs for receiving calls and a phone number is available for a small monthly rental.
Outbound Trunks
With our SIP and IAX2 termination services, you can make outgoing phone calls to the UK PSTN network at our very low rates. Just 1.25ppm for a UK call and 10ppm for a mobile call!
Channel Partners
Partner with a leading operator of UK VoIP Services, and start selling your own VoIP solutions today!
