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SIP Trunking for UK Business

Save money on calls without upgrading your PBX

Reduce the monthly cost of inbound and outbound calls
Reliable, scalable, secure, resilient and manageable
Activate VoIP calling from your traditional phone system
Channels managed by our 5-star rated UK based team
For an instant quote, contact our UK based team on 0800 043 4388
Save £1000's with SIP Trunks from £3.99/month
SIP Trunking

Complete your details below and a member of our team will respond to you shortly (Mon-Fri)

How many staff / users are on your existing telephone system?
How many channels (The number of calls made/received concurrently)?
Do you require your existing phone numbers to be ported to SIP?

What are SIP Trunks?

SIP Trunking is a form of telephony that connects your premises directly to the Public Telephone Network (PSTN) via the internet. SIP Trunks are compatible with all the leading PBX hardware, which you can upgrade to work over our network. It is a very scalable and future proof option.

Why Should I Switch to SIP Trunking?

SIP Trunks - the fastest-growing telephony service in the UK, and we are one of the UK’s leading providers. We connect your site directly into our network via an IP connection to carry all your voice calls and data at an extremely competitive price.

How can I get SIP for my Business?

SIP Trunks connectivity is utilised by thousands of UK businesses and is normally straightforward for us to provision for your organisation. Call one of our business connectivity experts today to discuss the costs and the options available to you.

SIP Trunking
"Convert your legacy PBX system into a hosted voice using SIP trunking. We have several packages available for a single or multi-channel set-up. Contact our SIP specialists on freephone 0800 043 4388"
Speak with our UK based team to learn how SIP Trunking can help your business
SIP
£4.99 Per
Month
£25.00 Connection
SIP Trunk Only Package Includes
Unlimited Inbound Calls
Included Number Presentation
From 3 ppm UK Landline Minutes
From 7 ppm UK Mobile Minutes
Number Memorability
No Inclusive Minutes
Request a Callback
SIP PLUS
£7.99 Per
Month
£20.00 Connection
SIP Trunk + Bundle Package Includes
Unlimited Inbound Calls
Included Number Presentation
500 Inclusive Minutes UK Landline Minutes
From 5 ppm UK Mobile Minutes
Number Memorability
Inclusive Landline Minutes
Request a Callback
SIP MAX
£9.99 Per
Month
£10.00 Connection
SIP Trunk + Bundle Package Includes
Unlimited Inbound Calls
Included Number Presentation
1000 Inclusive Minutes UK Landline Minutes
1000 Inclusive Minutes UK Mobile Minutes
Number Memorability
Inclusive Landline/Mobile Minutes
Request a Callback

* An administration charge per site to set-up SIP trunks is required in addition we require your business IP address for this connection.

Some of the PBX vendors we work with

Mitel is a PBX vendor we work with. Business SIP Trunking.
Cisco is a PBX vendor we work with. Business SIP Trunking.
Avaya is a PBX vendor we work with. Business SIP Trunking.
Avaya is a PBX vendor we work with. Business SIP Trunking.
Samsung is a PBX vendor we work with. Business SIP Trunking.
Samsung is a PBX vendor we work with. Business SIP Trunking.
Snom Technology PBX telephone systems

Why Consider SIP for your Business?

We have helped our customers to save an average £4,770 per annum by upgrading their PBX with SIP Trunks and increasing control over their Telecoms.
By 2025, all UK business telephony will be hosted. SIP Trunks are the perfect solution to extend the lifespan of your existing PBX system and move to VoIP.
Our specialist team are on hand at the point of installation and assist with the ongoing configuration. Our aim is to make SIP easy and hassle free.
Telecoms World

The benefits of switching to SIP Trunks

SIP Trunks provide all the benefits of cutting-edge VoIP technology
Integrates With Your PBX

SIP Trunks provide all the benefits of cutting-edge VoIP technology without the need to replace the system you’ve already invested in.

With SIP Trunks it is incredibly easy to move or divert fixed lines anywhere with your PBX
Network Coverage

With SIP Trunks, it is straightforward to move or divert fixed lines anywhere, regardless of location, without any expensive call forwarding costs.

Save on average £4,770 per year with SIP Trunking
Save 70% On Line Rental

Save on average £4,770 per year and have increased control over your Telecoms. Plus, our system is easy to use, flexible and upgradeable at any time.

Expand your business with SIP without boundaries
Ultimately Scaleable

Expand your business without boundaries. Add and remove users in a few clicks saving time and money - all in the comfort of your existing PBX system.

SIP Trunking offers instant savings and is helping to fuel a full move to VoIP
The Best Deals In The UK

Call charges over SIP are often 30% cheaper when compared with traditional ISDN lines. The instant saving is helping to fuel a full move to VoIP.

Remove the cost of calls on your PBX between departments with FREE on-net calls using a SIP Trunks
Free Calls Between Offices

Remove the cost of calls between departments with FREE on-net calls using a SIP connection. Your staff internal calls can often take 20% to 30% off your bill.

Proud to work with leading UK businesses

Telecoms World, proud to work with leading UK businesses - DS Smith
Telecoms World, proud to work with leading UK businesses - Hilton
Telecoms World, proud to work with leading UK businesses - Costain
Telecoms World, proud to work with leading UK businesses - Direct Insurance Group PLC
Telecoms World, proud to work with leading UK businesses - Dementia UK
Telecoms World, proud to work with leading UK businesses - Hays Travel
Telecoms World, proud to work with leading UK businesses - NHS
Telecoms World, proud to work with leading UK businesses - Ladbrokes
Telecoms World, proud to work with leading UK businesses - idp connect
Telecoms World, proud to work with leading UK businesses - Kings Ferry
Telecoms World, proud to work with leading UK businesses - Your Body Means Business
Telecoms World, proud to work with leading UK businesses - Lego
Telecoms World, proud to work with leading UK businesses - Megden
Telecoms World, proud to work with leading UK businesses - PING
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Accounts
Happy Customers
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Live Numbers
Across the UK
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Customer Service

Telecoms World

Unit 2/3 Kingfisher House
New Mill Road
Orpington
Kent BR5 3QG

Connect with us

Recent accolades

We are award winners - Comms National Awards

Government Business

We are a Crown Commercial Service Supplier

Trustpilot Reviews

We have over 1000 5 star reviews on Trustpilot

SIP Trunking