ZIP Code API
Smarty
Zipcodestack
PostalDataPI
Geoco.io
Melissa Data Quality
Loqate
usZIPCodes.org
Sentinet
Postman
DreamFactory
AWS CloudTrail
MuleSoft Anypoint Platform
Dell Boomi API Management
Boomi
Software AG webMethods
API for US ZIP, ZIP+4, and Canadian postal code data. One unified endpoint set covers North America โ no separate APIs by country or data type.
pct_inside overlap percentage for spatial queries
ZIP Code API
SentinetSentinet is recommended for medium to large enterprises that require a scalable and secure API management platform. It is particularly beneficial for organizations that prioritize flexibility in deployment models and need advanced monitoring and analytics capabilities to optimize their API usage.
Smarty - Smarty provides address validation, autocomplete, geocoding and reverse geocoding services covering addresses in over 240+ countries.
Postman - The Collaboration Platform for API Development
Zipcodestack - Free Zip Code API - Free Postal Code Validation | Zipcodestack
DreamFactory - DreamFactory is an API management platform used to generate, secure, document, and extend APIs.
PostalDataPI - The most affordable postal code API. 240+ countries, sub-5 ms responses. Simple, elegant, transparent.
AWS CloudTrail - AWS CloudTrail is a web service that records AWS API calls for your account and delivers log files to you.