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

GitBook
Docusaurus
ReadMe
Archbee.io
Slite
Swimm
DocuWriter.ai
The AI-powered documentation writer. It's documentation that just appears as you build

Which is more popular?
Based on our record, Mintlify seems to be more popular. It has been mentioned 25 times since March 2021.
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 | mintlify.com |
| Company | Startup from the United States · 2026 | — |
| 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 — no separate APIs by country or data type. What it does Address validation and standardization — production-grade parser with ZIP+4 append, refreshed monthly Radius search — centroid haversine and...
No description of Mintlify yet.
What each product offers, as listed by its team.

Possible disadvantages
An editorial look at what each product does well and who it suits.

Overall verdict
Why this product is good
Recommended for
No analysis of Mintlify yet.
How often each product is chosen within a category, 0–100% relative to the other.

Share your experience with using ZIP Code API and Mintlify. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.

Tracking ZIP Code API since May 2026.
CIs like GitHub Actions provide a practical automation layer for teams that treat knowledge management as code. A workflow triggered on a schedule can query the KB's article index, cross-reference it against the last 30 days of ticket... - Source: dev.to / 6 months ago
In this comparison, we examine four leading platforms: Theneo's AI-first approach with complete developer portals, Redocly's spec-governance excellence, ReadMe's content-centric hubs, and Mintlify's beautiful Git-native design. We'll... - Source: dev.to / 10 months ago
Let me be upfront: I didn't choose Mintlify. When I joined my current company as the first and only technical writer, the platform had already been selected. The documentation needed a complete overhaul, and Mintlify was what I had to... - Source: dev.to / 10 months ago
When comparing ZIP Code API and Mintlify, 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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Modern Publishing, Simply taking your books from ideas to finished, polished books.
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Free Zip Code API - Free Postal Code Validation | Zipcodestack
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Easy to maintain open source documentation websites
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The most affordable postal code API. 240+ countries, sub-5 ms responses. Simple, elegant, transparent.
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A collaborative developer hub for your API or code.
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