AddressBase Islands Products February 2026 – Epoch 125

This release note provides information about the February 2026 Epoch 125 release of the AddressBase Islands products. These products were released to customers on 19 February 2026.

Record counts

Product	Full Supply Record Count	Change-Only Update Record Count
AddressBase Plus Islands	1 172 858	14 718
AddressBase Premium Islands	See rows below	See rows below
Street	49 196	170
Street Descriptor	49 196	39
BLPU	1 250 630	15 429
Classification	1 250 630	7 222
LPI	1 261 028	13 863
Organisation	38 435	102
Delivery Point Address	986 557	1 442
Application Cross Ref.	1 315 832	2 229
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	3 126
Updates	11 373
Deletes	219

AddressBase Premium Islands

AddressBase Premium Table	Inserts	Updates	Deletes
Street	39	131	0
Street Descriptor	39	0	0
BLPU	1 464	13 854	111
Classification	1 464	5 647	111
LPI	1 484	12 268	111
Organisation	13	24	65
Delivery Point Address	1 016	301	125
Application Cross Ref.	1 443	613	173
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 125:

Data Source	Date
Pointer (Northern Ireland)	15 January 2026
DigiMap (Channel Islands)	15 January 2026
Isle of Man	15 January 2026
Royal Mail PAF	15 January 2026

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 126, is scheduled for 02 April 2026.