The 01646 area code is for Milford Haven and the surrounding regions.
Locations using the 01646 area code
- Carew
- Castlemartin
- Dale
- Hakin
- Lamphey
- Milford Haven
- Neyland
- Pembroke
- Pembroke Dock
When is it necessary to use the 01646 Milford Haven dialling code?
If you're calling from outside the 01646 Milford Haven area code, you'll need to use the dialling code. If you're using a landline or mobile phone within the same area code, you don't need to use the 01646 code. When calling from outside the UK, you'll need to include the international dialling code for your country, followed by the UK code (44) and the area code without the first zero (01646).
| Region | International Prefix | Phone Number | Phone Number to Dial |
|---|---|---|---|
| United States and Canada | 011 | 01646 370009 | 011 44 1646 370009 |
| Europe | 00 | 01646 839259 | 00 44 1646 839259 |
| Australia | 0011 | 01646 402030 | 0011 44 1646 402030 |
Locations (codes) near the 01646 code
- Ammanford 01269 area code is about 45 miles to the East
- Cardigan 01239 area code is about 30 miles to the Northeast
- Carmarthen 01267 area code is about 33 miles to the East
- Clynderwen, Haverfordwest 01437 area code is about 17 miles to the East-northeast
- Clynderwen, Haverfordwest 01437 area code is about 7 miles to the Northeast
- Fishguard 01348 area code is about 20 miles to the North-northeast
- Lampeter 01570 area code is about 49 miles to the East-northeast
- Llanarth 01545 area code is about 46 miles to the East-northeast
- Llandeilo 01558 area code is about 46 miles to the East
- Llandyssul 01559 area code is about 39 miles to the East-northeast
- Llanelli 01554 area code is about 38 miles to the East
- Narberth 01834 area code is about 14 miles to the East-northeast
- Neath 01639 area code is about 53 miles to the East
- St Clears 01994 area code is about 24 miles to the East
- Swansea 01792 area code is about 48 miles to the East
The Beginning of the 01646 Area Code
Prior to the PhONEday event in April 1995, the area code was 0646 and the historic mnemonic code was MI6, with the first two characters taken from the letters and and in in haven. On an old rotary dial telephone, this code would have been entered by dialling the numbers 6, 4, and 6.