Dialling code
01838
Area
Dalmally
Number type
Geographic landline (01/02)
Local format
01838 XXXXXX
From abroad
+44 1838 XXXXXX
Ofcom number blocks
487
Blocks in service
84
Range holders
78

Where is the 01838 area code?

The 01838 dialling code is the UK geographic area code for Dalmally. Because 01838 is a geographic (01/02) code, a number using it is tied to the Dalmally dialling-code area — though with modern hosted telephony (VoIP) a business can keep a 01838 number after moving premises, so the code reflects the number’s designated area rather than a guaranteed physical location today.

Ofcom currently lists 487 number blocks under 01838, of which 84 are allocated to 78 communications providers.

Dalmally phone number format

A Dalmally number is made up of a 5-digit area code followed by a 5 or 6-digit local number. Written in full it looks like 01838 XXXXXX (the Xs stand for the local digits). Ofcom has not reserved a fictitious drama range for 01838; for on-screen examples it recommends the unused 01632 96000001632 960999 range.

Who holds 01838 number ranges?

Ofcom allocates 01838 numbers to providers in blocks. These providers hold the largest allocations under 01838:

Range holder (allocated by Ofcom)Number blocksExample range
BT301838 20XXXX
Digital Space Group Limited201838 287XXX
Fuse 2 Communications Ltd201838 349XXX
IP Voice Networks Ltd201838 342XXX
TalkTalk Communications Limited201838 248XXX
(AQ) LIMITED101838 23XXXX
24 Seven Cloud Communications Ltd101838 362XXX
API Telecom Limited101838 314XXX

…and 70 more providers hold smaller allocations in this range.

Ofcom’s data shows the provider each number range was originally allocated to — not who holds an individual number today. Numbers are frequently moved (ported) between providers, and no public database reveals the person or business behind a specific number, so treat any service that claims to with suspicion.

01838 number ranges

Browse the allocated 01838 ranges by their first local digit — each guide lists the providers holding that slice of Dalmally’s numbers:

Call charges for 01838 numbers

Calls to 01838 geographic numbers are charged at your phone provider’s standard UK landline rate and are normally included in inclusive call minutes. UK-wide 03 numbers are guaranteed by Ofcom to cost the same as 01/02 calls, while 084, 087 and 09 numbers cost considerably more — always check the prefix before you dial.

Spotting spoofed 01838 scam calls

Fraudsters frequently spoof local dialling codes, faking the caller ID so a scam call appears to come from a Dalmally (01838) number you might trust. Remember:

  • A familiar 01838 area code is not proof the caller is local or genuine — caller ID can be faked.
  • Banks, HMRC and the police will never ask you to move money or share passwords or one-time codes over the phone.
  • If a call feels off, hang up, wait a moment, and call the organisation back on a number from their official website or your statement.
  • Report nuisance calls to the ICO and forward scam texts to 7726 (free).

Other dialling codes in this range

Numerically adjacent UK dialling codes:

Browse all UK area-code guides ›

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