08431 21 Dialing Code

UK telephone numbers with dialing codes that start with 084 are chargeable service numbers.

Chargeable service numbers are allocated in blocks to particular providers and the remaining digits of the dialing code indicate which particular provider this block of numbers were originally allocated to. In this case, the full dialing code 08431 21 indicates that the number was originally allocated to ICUK Computing Services Limited on 2 November 2022. Note that due to number portability, it is not possible to say which provider a specific telephone number is currently allocated to as they may have been transferred by the user.

08431 21 dialing code information

Number type: Chargeable services
Dialing Code: 08431 21
Provider: ICUK Computing Services Limited
Date range allocated: 2 November 2022
Call Costs: Service charges of up to 7p per minute, 7p per call or a combination of both
Number format: 0843 121 ####
International number format: +44 843 121 ####