01600 Area Code Monmouth
The 01600 area code is designated explicitly for Monmouth and the surrounding area in Monmouth, United Kingdom.
When is it necessary to use the 01600 Monmouth dialling code?
When dialing Monmouth numbers from other parts of the UK, the 01600 area code is required. It is not needed for local calls within the same area. International callers should use +44 1600 to reach subscribers in Monmouth.
