Contact Us

Interphone Limited
Interphone House
12 – 22 Herga Road
HA3 5ASTelephone: 020 8621 6000
Fax: 020 8621 6100


By train
Our office is a 5 minute walk from Harrow and Wealdstone Station which is on the Bakerloo Line of the London Underground. We are also only 14 minutes away from London Euston Station using the London Overground network.
Click here to plan your journey.

By car
We are conveniently located about 30 minutes from the nearest M25 and M1 junctions.
Click here to plan your car journey.

Herga Road now operates parking restrictions throughout the day.  The nearest cars parks are located here: Peel House Multi Story, Palmerston Road Car Park and Harrow Leisure Centre.

You can contact our specific departments here

Service Call
If your enquiry is about a general service call or to report a fault you are experiencing, please complete this form or email us at
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Installation or Upgrade enquiry
If your enquiry is in relation to obtaining a quotation to have equipment installed or upgraded, please complete this form email us at
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Maintenance enquiry
If you have existing equipment and are looking for a quotation for a Maintenance Contract on it, please complete this form or email us at
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