Evolve voice services and make cost savings compared to ISDN
SIP Trunks are more cost effective than traditional connections to the public telephone network, such as ISDN.
They’re more flexible, easily adapting to changes in demand, or resilience requirements. And they’ll flex, as your organisation or locations change.
Choose from our three easy-to-understand pricing options so that you’ll always be on top of your spending.
Move to SIP Trunking and you’ll be able to centralise and rationalise your telephony estate. It doesn’t just make life simpler, it also reduces the cost of maintaining numerous PBXs.
Whatever your business need, we give you the flexibility to add and remove capacity during busy periods, for campaigns or special events.
Keep the same geographic numbers when you move office. There’s no ongoing call forwarding costs and no hassle of producing new stationery or updating online details.
Add on the optional SIP Trunk Call Manager to manage inbound calls to all your geographic and non-geographic numbers from our easy to use portal and mobile app.
With options for complete active-standby or loadsharing between different sites you gain greater certainty that your telephony service will be there when you need it.
Replace ISDN and traditional phone lines
Price per minute
Perfect if you have fairly stable demand levels. Pay for only what you use –…
UK domestic bundle
Ideal for maintaining a consistent spend on your domestic landline…
UK domestic and mobile bundle
Good for organisations that have recently expanded their mobile…
Read more about O2 SIP Trunking for medium sized businesses
Read more about O2 SIP Trunking for larger businesses.
Get more information the O2 SIP Trunking tariff here including voice termination rates
Download the latest O2 SIP Trunking price list, including pricing for SIP channels, New numbers, Porting Numbers and the minute bundle options.