Independent regulator and competition authorityfor the UK communications industries.
Details of Allocations, and availability of UK Telephone Numbers. Information available to view as Excel 97 files. This information is updated weekly where possible.
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.