Geographic area code 01900
01900 numbers: who holds the ranges
- Range records
- 424
- Allocated records
- 129
- Distinct listed holders
- 91
Allocation records for 01900 in the dated Ofcom snapshot: 424 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
- 01900
- 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:01900:records:6d60d6b0:v1area:01900:allocated_records:6d60d6b0:v1area:01900:listed_holders:6d60d6b0:v1area:01900:area_code:6d60d6b0:v1area:01900:snapshot_date:6d60d6b0:v1area:01900:status_changes:6d60d6b0:v1area:01900:holder_changes:6d60d6b0:v1area:01900:withdrawn_blocks:6d60d6b0:v1