01707 33 Dialing Code

Welwyn Garden City

Dialing Code 01707 33 is part of Area Code 01707, which covers Welwyn Garden City and the surrounding area.

The majority of numbers in the 01707 Area Code belong to normal landlines in Welwyn Garden City, but it is possible that these numbers are being used elsewhere as virtual numbers.

There are multiple telephone companies operating in the 01707 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 33 after the area code indicate that the range of numbers was originally allocated to BT on 15 July 1994, although due to number portability, individual numbers within this range may now be allocated to other operators.

01707 area code information

Area Code: 01707
Location: Welwyn Garden City
Dialing Code: 01707 33
Provider: BT
Date range allocated: 15 July 1994
Call Costs: Normal landline rate
Area code required for local calls: No
Local number length: 6
Number format: 01707 33####
International number format: +44 1707 33####
Last code change: April 1995 from 0707.

This page was last updated on 14 March 2024.