01646 area code: Milford Haven
01646 is the UK dialling code for Milford Haven, in Pembrokeshire, Wales. Numbers are 01646 followed by 6 digits.
- Area
- Milford Haven
- Where
- Pembrokeshire, Wales
- Written as
- 01646 xxxxxx
- Digits in a full number
- 11, including the 0
- Calling from abroad
- +44 1646 xxxxxx
- Phone companies holding ranges
- 89 (Ofcom allocation data). This doesn’t show which company a particular number is with, or who uses it.
Where 01646 is
Milford Haven is a town in Pembrokeshire, Wales.
Could it be someone you know?
A number showing 01646 might look familiar. Check the full number before trusting the caller. It can help to think whether you know someone in or around Milford Haven, Haverfordwest and Clynderwen or Narberth, have used a business there, booked or applied for something nearby, or are expecting a callback.
Codes near Milford Haven
Straight-line distance from Milford Haven.
Does 01646 tell me who called?
No. 01646 is assigned to Milford Haven, but that doesn’t prove who is calling or where they are. Caller ID can be faked, a number keeps its code when it moves provider, and 89 phone companies hold ranges of 01646 numbers. Search the full number to see what people have reported about it and which phone company its range was given to.
Caller says they’re your bank, HMRC, the police or a courier? Hang up and call a number you trust, from your card, a letter or their website, or dial 159 for most UK banks.
Reported 01646 numbers
Nobody has reported an 01646 number to us yet. If one has been calling you, report it so the next person sees it.
Codes, code lengths and provider counts from Ofcom’s numbering data, downloaded 23 September 2026. Places from Wikidata. All UK area codes · Who called me? · Stop spam calls