Ruby address verification
Add accurate address autocomplete and verification to your Ruby application with Addressfinder
Integrate authoritative Australian and New Zealand address verification directly into your Ruby or Ruby on Rails application with Addressfinder's Ruby gem, available on RubyGems.org. The gem provides:
Real-time address autocomplete and verification at checkout
Suggests only verified, deliverable addresses
Data from Australia Post, G-NAF, NZ Post, LINZ and more
Built for Australian and New Zealand addresses
Handles unit and level numbers, PO Boxes and more

Why Addressfinder
We have been helping Australian and New Zealand businesses capture and verify accurate address data since 2010. Our service is built for local markets, maintained by a local team and trusted by businesses for the accuracy and completeness of our data.
Authoritative local data
Sourced from Australia Post, G-NAF, NZ Post and LINZ and updated monthly covering, new builds, rural, unit and level addresses.
Reliable by design
99.999% API uptime and a stable, SOC 2 certified service that has been running in production for over a decade. Set it up and trust that it works.
Local support team
Get help from our team operating out of Australia and New Zealand, we understand local address formats, edge cases and delivery nuances.
Try our address verification
Type an Australian or New Zealand address below to see Addressfinder's address autocomplete in action
Try this out on your website with our 30-day trial with 1,000 free Lookups.

Get up and running in minutes
The Addressfinder gem installs from RubyGems.org and connects to the Addressfinder API using your account credentials.
Install the gem
Add the Addressfinder gem to your Gemfile or install directly with gem install addressfinder.
Configure your credentials
Add a configuration block with your Addressfinder API key and secret. For Ruby on Rails, place this in an initializer file at config/initializers/addressfinder.rb.
Make your first call
Use the address search or verification methods to start returning verified AU and NZ addresses in your application.
Addressfinder Ruby FAQ
Start verifying data in minutes
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