01865 639 Dialing Code


Dialing Code 01865 639 is part of Area Code 01865, which covers Oxford and the surrounding area.

The majority of numbers in the 01865 Area Code belong to normal landlines in Oxford, but it is possible that these numbers are being used elsewhere as virtual numbers.

There are multiple telephone companies operating in the 01865 Area Code and they are allocated blocks of numbers, which can be identified by the digits following the Area Code. In this case, the digits 639 after the area code indicate that the range of numbers was originally allocated to Gamma Telecom Holdings Ltd on 14 March 2022, although due to number portability, individual numbers within this range may now be allocated to other operators.

01865 area code information

Area Code: 01865
Location: Oxford
Dialing Code: 01865 639
Provider: Gamma Telecom Holdings Ltd
Date range allocated: 14 March 2022
Call Costs: Normal landline rate
Area code required for local calls: No
Local number length: 6
Number format: 01865 639###
International number format: +44 1865 639###
Last code change: April 1995 from 0865.