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

MagicPattern
chaosMachine
Mesh Gradient
PatternPad
SVGFlow - Webflow App
Durves
Mossaik App
fffuel is a collection of SVG generators and color tools to help make your designs more ๐ fun, ๐จ colorful, ๐ organic and ๐ช magical.

Which is more popular?
Based on our record, fffuel seems to be more popular. It has been mentioned 3 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 | fffuel.co |
| 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...
No description of fffuel 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 fffuel yet.
How often each product is chosen within a category, 0โ100% relative to the other.

Share your experience with using ZIP Code API and fffuel. 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.
Fffuel: a collection of color tools and free SVG generators for gradients, patterns, textures, shapes & backgrounds. - Source: dev.to / over 2 years ago
This has a lot of cool free visual stuff, from SVG wave generators to gradiants and more, not very UX related, but quite nice: https://fffuel.co/. Source: almost 4 years ago
Take this and be happy: https://fffuel.co. Source: about 4 years ago
When comparing ZIP Code API and fffuel, you can also consider the following products.

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The best design toolbox with 10+ tools for anyone
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Free Zip Code API - Free Postal Code Validation | Zipcodestack
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The most affordable postal code API. 240+ countries, sub-5 ms responses. Simple, elegant, transparent.
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