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One of the UK's leading telecoms providers.

Contact us now

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Hosted Telephony

Free up some space and move to the cloud.

Cost Saving

Fully Featured

Future Proof

With VoIP you can save on call costs and line rental, as well as equipment costs.

You can have all the features of your on-site PBX as well as the built in call management features through an easy access portal.

Add new users as scale you team easily, meaning as your business grows you won't have to change your phone system.

Overline Assist App

Raising Service Levels in the Telecoms Industry

Live Support Chat

Chat Live with our support staff wherever you are, with the highest level of assistance.


Check your telephone network bills on the go and download PDF versions to view later or send on.

How To Videos

Training videos for you system equipment makes self reference use for you and your staff 100% effective

Direct Support Access

Message our team direct from your mobile for high speed support response and multimedia assistance.

Avaya 14/1608

IP or Digital Handset


Also for users with basic communication needs, the 1608 supports eight line appearances/feature keys with dual LEDs. It includes several fixed feature keys for common tasks, including conference, transfer, drop, hold and mute.

Panasonic KX NT-551

Digital Handset


The KX-NT551 IP telephone delivers exceptional professional performance. It takes you to a new dimension in audio experience, thanks to excellent HD quality audio, combined with easy access to powerful supportive features and applications.

Polycom VVX411

VoIP Handset

Black & Silver

Polycom VVX 411 has two Gigabit Ethernet ports to provide a mid-range VoIP phone with future-proof speed. The VVX 411 includes Polycom's advanced audio technology, including HD Voice and Acoustic Clarity, as well as a host of audio enhancements.

Why choose Overline?

At Overline our mission has always been to provide businesses with a consultative service working in partnership with our customers to deliver solutions that positively enhance their communications. Our Motto is ‘Connection is Simple and we always ensure that for our customers, it is. Looking after each and everyone one with ongoing support and a managed service.

Overline Assist App


Overline looked after us, in fact they took one of our biggest headaches away…

Martin Perry
Former CEO, Brighton and Hove Albion FC, BHAFC

Overline Has provided the Councils a very clever and cost effective telecommunications system…

Councillor Neil Parkin
Leader of Adur District Council, Adur & Worthing Councils
shoreham port

The team at Overline provide us with a high quality and robust service, working hard to ensure that everything always runs smoothly…

Sara Bassett
Finance Director, Shoreham Port Authority