Geographic area code 01851
01851 numbers: who holds the ranges
- Range records
- 559
- Allocated records
- 154
- Distinct listed holders
- 81
Allocation records for 01851 in the dated Ofcom snapshot: 559 number blocks, their statuses, the listed holders, and what changed between snapshots.
What the record means
Facts first, identity separate
Allocation describes how a number range is administered at the snapshot date. It does not establish who used a displayed caller ID.
Source detail
- Area code
- 01851
- Snapshot published
- 23 Sept 2026
- Blocks that changed status between the 19 Aug 2026 and 24 Sept 2026 snapshots
- 0
- Blocks that changed listed holder between the 19 Aug 2026 and 24 Sept 2026 snapshots
- 0
- Blocks no longer listed between the 19 Aug 2026 and 24 Sept 2026 snapshots
- 0
Claim identifiers and provenance
area:01851:records:6d60d6b0:v1area:01851:allocated_records:6d60d6b0:v1area:01851:listed_holders:6d60d6b0:v1area:01851:area_code:6d60d6b0:v1area:01851:snapshot_date:6d60d6b0:v1area:01851:status_changes:6d60d6b0:v1area:01851:holder_changes:6d60d6b0:v1area:01851:withdrawn_blocks:6d60d6b0:v1