01770 area code: Isle of Arran
01770 is the UK dialling code for Isle of Arran, in North Ayrshire, Scotland. Numbers are 01770 followed by 6 digits.
- Area
- Isle of Arran
- Where
- North Ayrshire, Scotland
- Written as
- 01770 xxxxxx
- Digits in a full number
- 11, including the 0
- Calling from abroad
- +44 1770 xxxxxx
- Phone companies holding ranges
- 75 (Ofcom allocation data). This doesn’t show which company a particular number is with, or who uses it.
Where 01770 is
Isle of Arran is in North Ayrshire, Scotland.
Could it be someone you know?
A number showing 01770 might look familiar. Check the full number before trusting the caller. It can help to think whether you know someone in or around Isle of Arran, Carradale or Ardrossan, have used a business there, booked or applied for something nearby, or are expecting a callback.
Codes near Isle of Arran
Straight-line distance from Isle of Arran.
Does 01770 tell me who called?
No. 01770 is assigned to Isle of Arran, 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 75 phone companies hold ranges of 01770 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 01770 numbers
Nobody has reported an 01770 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