September 2025 – Epoch 46

This release note provides information about the September 2025 release (Epoch 46) of OS Open Linked Identifiers.

No issues were identified in this release.

Feature count

The feature count for Epoch 46 is as follows:

Feature	Feature count
BLPU_UPRN_ROADLINK_TOID_9	41 294 125
BLPU_UPRN_STREET_USRN_11	42 017 141
BLPU_UPRN_TOPOGRAPHICAREA_TOID_5	41 294 860
ORROADLINK_GUID_ROADLINK_TOID_12	6 743 116
ORROADNODE_GUID_ROADLINK_TOID_13	40 798
ROAD_TOID_STREET_USRN_10	1 306 334
ROAD_TOID_TOPOGRAPHICAREA_TOID_3	6 242 648
ROADLINK_TOID_ROAD_TOID_7	6 010 407
ROADLINK_TOID_STREET_USRN_8	8 942 448
ROADLINK_TOID_TOPOGRAPHICAREA_TOID_2	14 580 525
STREET_USRN_TOPOGRAPHICAREA_TOID_4	9 478 912
Grand Total	177 951 314

Next release

The next release of OS Open Linked Identifiers, Epoch 47, is scheduled for 16 October 2025.