Smarty
Zipcodestack
PostalDataPI
Geoco.io
Melissa Data Quality
Loqate
usZIPCodes.org
REST API for US ZIP, ZIP+4, and Canadian postal codes. Single unified endpoint covers address validation and standardization, radius search (centroid haversine and true spatial polygon intersection), point-to-point distance, autocomplete/typeah

Boltic
Airbyte
Datatera.ai
Weld
Albato
Polytomic
Captain
Mobile Marketplace for Magic: The Gathering ๐

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Website, pricing, platforms and company facts side by side.
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ZIP
ZIP Code API
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|---|---|---|
| Website | zip-codes.com | makeagamefree.com |
| Pricing | โ | |
| Company | Startup from the United States ยท 2026 | โ |
| Listed in |
In their own words, as submitted to SaaSHub.

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. What it does Address validation and standardization โ production-grade parser with ZIP+4 append, refreshed monthly Radius search โ centroid haversine and...
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When comparing ZIP Code API and MAGE, you can also consider the following products.

Smarty provides address validation, autocomplete, geocoding and reverse geocoding services covering addresses in over 240+ countries.
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Boltic helps users solve complex data problems, automate workflows, build & share reports at scale by connecting data from multiple sources, transforming it, and sending it to desired destinations.
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Free Zip Code API - Free Postal Code Validation | Zipcodestack
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Replicate data in minutes with prebuilt & custom connectors
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The most affordable postal code API. 240+ countries, sub-5 ms responses. Simple, elegant, transparent.
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B2B SaaS no-code tool to simplify all data you have
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