Use the full area code before the local subscriber number.
UK geographic telephone code
01685 area code: Merthyr Tydfil
The 01685 dialling code is associated with Merthyr Tydfil.
How to dial Merthyr Tydfil
Use +44 and remove the leading zero from the area code.
An area-code match describes the number range, not the caller's identity or current physical location. Caller ID can also be spoofed.
Recent reports for 01685 numbers
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Merthyr Tydfil. No-one speaks, then the line disconnects. another scam line...dont know anyone from there, never bought anything from there...or even visited the place....**ANOTHER BLOCKED**
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01685444024 called at 16:51hrs on 18 Nov 25, left no message.
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told me she was me ENERGY ADVISOR before I asked what she was selling then she hung up on me
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car accident scam call
Source and review
This page uses Ofcom telephone area codes area-code information retrieved on 3 September 2026.