AddressBase Islands July 2025 – Epoch 120

This release note provides information about the July 2025 (Epoch 120) release of the AddressBase Islands products. These products were released to customers on 31 July 2025.

Record counts

Product	Full Supply Record Count	Change-Only Update Record Count
AddressBase Plus Islands	1 164 643	6 384
AddressBase Premium Islands	See rows below	See rows below
Street	48 878	130
Street Descriptor	48 878	31
BLPU	1 243 734	6 768
Classification	1 243 734	3 673
LPI	1 253 574	2 536
Organisation	38 955	1 470
Delivery Point Address	980 142	1 047
Application Cross Ref.	1 309 094	2 134
Successor	0	0

Changed records

If you receive a Change-Only Update (COU) supply for your AddressBase Islands product, you will receive Insert, Update and Delete records within the supplied file. The following tables detail the count of these records.

AddressBase Plus Islands

Change Type	Count
Inserts	1 050
Updates	5 102
Deletes	232

AddressBase Premium Islands

AddressBase Premium Islands Table	Inserts	Updates	Deletes
Street	31	99	0
Street Descriptor	31	0	0
BLPU	944	5 632	192
Classification	944	2 537	192
LPI	964	1 380	192
Organisation	413	781	276
Delivery Point Address	705	195	147
Application Cross Ref.	919	897	318
Successor	0	0	0

It's important that COUs are processed with Deletes first, then Inserts and Updates. This is to ensure that updates are applied in the correct order. Further guidance on this can be found in 'Working with COU data' in the AddressBase Getting Started Guide.

Source data currency

The following information relates to the currency of the source data used in the creation of Epoch EPOCH 120:

Data Source	Date
Pointer (Northern Ireland)	18 June 2025
DigiMap (Channel Islands)	19 June 2025
Isle of Man	19 June 2025
Royal Mail PAF	19 June 2025

Data issues

AddressBase Plus Islands issues

Details of live and resolved data issues for AddressBase Plus Islands will be communicated on the AddressBase Plus Islands Known Data Issues page. This page will provide details of their impacts and updates on the expected time frame for their resolution.

AddressBase Premium Islands issues

Details of live and resolved data issues for AddressBase Premium Islands will be communicated on the AddressBase Premium Islands Known Data Issues page. This page will provide details of their impacts and updates on the expected time frame for their resolution.

Next release

The next release of AddressBase Islands products, Epoch 120, is scheduled for 04 September 2025.