Postcodes4u UK postcode and address finder service

With 15+ years of being a Royal Mail Value Added Reseller, to the IBM midrange community, 3X Software now offers a pay-as-you-go UK postcode/address finder web service

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Try our address look-up service, it's as easy as one, two, three...

Our Service

Our Postcode Service

Why use our postcode/address look-up service?

  • Increase throughput

  • Increase accuracy

  • Reduce returned/undelivered items

  • Cheaper than the main competitors


Address Finder

Our Postcode Service

Why use our postcode/address look-up service?

  • Increase throughput

  • Increase accuracy

  • Reduce returned/undelivered items

  • Cheaper than the main competitors


Postcode Lookup

Address Lookup

Enter a postcode to find an address.

Sign up now for your FREE trial

Address Finder

Address Lookup

Enter a postcode to find an address.

Sign up now for your FREE trial

Postcode Finder

Buy Postcode Credits

900 Credits £25.00
2100 Credits £50.00
4750 Credits £100.00
12750 Credits £250.00
Buy Credits

Buy Postcode Credits

900 Credits £25.00
2100 Credits £50.00
4750 Credits £100.00
12750 Credits £250.00