Check postcodes

This tool will validate the postcodes within a CSV file. To validate your postcodes, simply upload your CSV file by selecting it, below.

The validation process will send you a report and 2 new CSV files - 1 containing all of addresses that have good postcodes and the other containing any addresses with bad postcodes.

Select the CSV file that contains the postcodes to be validated:

CSV file

To password protect your postcode report please enter a password below (minimum 8 characters). By default the files sent to you will not be zipped or encrypted.


Enter email address to receive the postcode validation report:

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