PostGrid

PostGrid US & Canada Address Verification API

A REST API for real-time address autocomplete, verification, and standardization for US and Canadian addresses. Supports CASS-certified validation, geocoding (latitude/longitude), freeform address parsing, and batch verification for large-scale processing. Authenticated via x-api-key header with a default rate limit of 5 requests per second.

GitHub

Documentation

📖
Documentation
https://avdocs.postgrid.com/

API entry from apis.yml

apis.yml Raw ↑ 
aid: postgrid:address-verification-api
name: PostGrid US & Canada Address Verification API
description: A REST API for real-time address autocomplete, verification, and standardization for US and
  Canadian addresses. Supports CASS-certified validation, geocoding (latitude/longitude), freeform address
  parsing, and batch verification for large-scale processing. Authenticated via x-api-key header with
  a default rate limit of 5 requests per second.
humanURL: https://avdocs.postgrid.com/
baseURL: https://api.postgrid.com/addver
tags:
- Address Verification
- Address Validation
- Address Autocomplete
- CASS
- Geocoding
- US
- Canada
properties:
- type: Documentation
  url: https://avdocs.postgrid.com/