
Excellent customer service; very quick on both response and issue resolution and transparent pricing with straightforward, reliable, billing.
Dream Spain Spanish Property
Frequently Asked Questions
Find out more about Gradwell Phone Services. Browse the frequently asked questions.
Get in touch
01225 800 123
Enterprise VoIP Outbound SIP
Download Product Summary
Make outbound calls to the UK phone network with the SIP protocol. No need to worry about a monthly fee, you only pay for the calls you make.
Inclusive minutes (Click to expand)
Take your mind off of the cost of calls with our inclusive minute bolt-ons:
* Subject to Fair Use Policy

- Unlimited* UK landline minutes: £8.00 per month
- Unlimited* UK and International landline minutes: £25.00 per month
- 500 UK mobile minutes: £30.00 per month
* Subject to Fair Use Policy

| Cost | From £0.00 per month (excluding VAT) |
| Initial setup | £25.00 (excluding VAT) |
| Other information | Pay only for the calls you make |
Key Benefits
- No investment in new hardware
- No messy installation
- SIP calls sent to UK phone network from your on-site phone system
- UK landline calls from just 1.25p per minute (More call charges info)
- Present your own number as outbound called ID
- Friendly support to guide you through setup
- No monthly fee
Add-ons
- Voice-to-Text: Read your voicemail (£6.00 per month + VAT)
- VoIP equipment: Check out our full range of hardware





