Address certification

Ensuring your customer addresses are valid New Zealand Post addresses aids efficient first time delivery of your mail.

Cleansing addresses

Making sure your customer address database or mailing list contains valid New Zealand Post addresses has multiple benefits to your business.

Service provider information

See our list of service providers for contact data and address management.

Statement of Accuracy

To qualify for Bulk Mail discounts by providing an 80% Statement of Accuracy for your customer addresses, find a certified provider or purchase SendRight software to develop your own application in-house.


SendRight allows you to check the accuracy of your address database or mailing list against New Zealand Post’s Postal Address File (PAF) to qualify for discounts on your business Bulk Mail.

Data Solutions Directory

Find a certified SendRight provider to help your business cleanse customer addresses against the New Zealand Post Postal Address File to gain 85% Statement of Accuracy to qualify for bulk mail discounts.