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

Jerboa for Lemmy
Tildes
Reddit
Aether
SaidIt.net
Hacker News
Raddle
Federated link aggregator and Reddit alternative built with Rust

Which is more popular?
Based on our record, Lemmy seems to be more popular. It has been mentioned 410 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 | lemmy.ml |
| Pricing | — | |
| 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 Lemmy 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
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
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Lemmy ~ 2010 Documentary
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External articles and on-site reviews we used to compare the two products.

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The best overall alternative depends on your specific needs. Discord offers versatile communication options, while Mastodon provides a decentralized approach. For a more Reddit-like experience, Lemmy or Voat might be...
Recommendations tracked on public social media and blogs since March 2021.

Tracking ZIP Code API since May 2026.
{ "instanceUrl": "https://lemmy.ml", "communityName": "memes@lemmy.world", "sort": "Hot", "maxPosts": 100, "includeComments": false, "useProxy": false }. - Source: dev.to / 5 months ago
A few weeks a go I posted a meme with the caption "My wife out-drinking everyone at the table-- Our unborn son:" [picture of Tom the cat in the womb]. I understand abortion is a touchy subject for some people, but it's not like I was... Source: about 3 years ago
Im using the Jeroba app on android first of all. It just seems like lemmy is a complete and total mess. So many contradicting things Im seeing. And then theres instances and communities but apparently it "doesn't matter what instance you... Source: over 3 years ago
When comparing ZIP Code API and Lemmy, 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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Free Zip Code API - Free Postal Code Validation | Zipcodestack
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A non-profit community site driven by its users' interests
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The most affordable postal code API. 240+ countries, sub-5 ms responses. Simple, elegant, transparent.
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Reddit gives you the best of the internet in one place. Get a constantly updating feed of breaking news, fun stories, pics, memes, and videos just for you.
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