01491 31 Dialing Code
Henley-on-Thames
Dialing Code 01491 31 is part of Area Code 01491, which covers Henley-on-Thames and the surrounding area.
The majority of numbers in the 01491 Area Code belong to normal landlines in Henley-on-Thames, but it is possible that these numbers are being used elsewhere as virtual numbers.
There are multiple telephone companies operating in the 01491 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 31 after the area code indicate that the range of numbers was originally allocated to Voiceflex Limited on 27 September 2007, although due to number portability, individual numbers within this range may now be allocated to other operators.
01491 area code information
| Area Code: | 01491 |
|---|---|
| Location: | Henley-on-Thames |
| Dialing Code: | 01491 31 |
| Provider: | Voiceflex Limited |
| Date range allocated: | 27 September 2007 |
| Call Costs: | Normal landline rate |
| Area code required for local calls: | No |
| Local number length: | 6 |
| Number format: | 01491 31#### |
| International number format: | +44 1491 31#### |
| Last code change: | April 1995 from 0491. |
This page was last updated on 9 August 2023.