Number Block Transactions
Allocations, Protections, etc (including any withdrawals), over rolling 12 months, for Telephone Numbers beginning 01-09, and Access Codes (DQ codes and Indirect Access codes). This information is updated weekly where possible.
Communications Providers are responsible for ensuring that their records are updated to reflect the most recent changes to the National Numbering Scheme.
To help make Communications Providers aware of changes to Telephone Numbers, and hence to help them update their records, Ofcom has created 2 lists of transactions based on Allocation/Transfer of Telephone numbers made over a rolling 12 month period (please note that Transferred numbers will also be shown as Allocated).
There are two lists - in MS Excel format:
This information is updated weekly where possible.