01389 862 Dialing Code

Dumbarton

Dialing Code 01389 862 is part of Area Code 01389, which covers Dumbarton and the surrounding area.

The majority of numbers in the 01389 Area Code belong to normal landlines in Dumbarton, but it is possible that these numbers are being used elsewhere as virtual numbers.

There are multiple telephone companies operating in the 01389 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 862 after the area code indicate that the number is in a range not currently allocated to a provider. Therefore any numbers with this dialing code are currently invalid and not linked to an operational phone number.

01389 area code information

Area Code: 01389
Location: Dumbarton
Dialing Code: 01389 862
Provider: n/a - Not currently allocated
Call Costs: Normal landline rate
Area code required for local calls: No
Local number length: 6
Number format: 01389 862###
International number format: +44 1389 862###
Last code change: April 1995 from 0389.

This page was last updated on 23 January 2021.