
Google Chrome
Brave
Vivaldi
Opera
Tor Browser
Chromium
Safari
Get the browsers that put your privacy first — and always have
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
Which is more popular?
Website, pricing, platforms and company facts side by side.
|
|
ZIP
ZIP Code API
|
|
|---|---|---|
| Website | mozilla.org | zip-codes.com |
| Company | Startup from the United States | Startup from the United States · 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.

Get the browser that protects what’s important. No shady privacy policies or back doors for advertisers. Just a lightning fast browser that doesn’t sell you out.
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...
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.
Mozilla Firefox Review
More videos
No ZIP Code API videos yet. You could help us improve this page by suggesting one.
How often each product is chosen within a category, 0–100% relative to the other.

Share your experience with using Mozilla Firefox and ZIP Code API. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.

Firefox is a lightweight browser and doesn't require much space or memory, meaning it can operate smoothly even on lean machines. But it doesn't compromise on utility. It's packed with supplementary tools, like a...
Mozilla Firefox stands out as an open-source browser that prioritizes privacy and customization. As a top choice among browsers not based on Chromium, it has gained a loyal following thanks to its strong focus on user...
We have no reviews of ZIP Code API yet. Be the first one to post
When comparing Mozilla Firefox and ZIP Code API, you can also consider the following products.

Google Chrome is a fast, secure, and free web browser, built for the modern web. Give it a try on your desktop today.
Compare Google Chrome to Mozilla Firefox or ZIP Code API:

Smarty provides address validation, autocomplete, geocoding and reverse geocoding services covering addresses in over 240+ countries.
Compare Smarty to Mozilla Firefox or ZIP Code API:

Fast and secure, ad and tracker blocking browser.
Compare Brave to Mozilla Firefox or ZIP Code API:

Free Zip Code API - Free Postal Code Validation | Zipcodestack
Compare Zipcodestack to Mozilla Firefox or ZIP Code API:

Vivaldi is a free, fast web browser designed for power-users. You decide how you browse. Download Vivaldi's fully customisable browser now and browse your way.
Compare Vivaldi to Mozilla Firefox or ZIP Code API:

The most affordable postal code API. 240+ countries, sub-5 ms responses. Simple, elegant, transparent.
Compare PostalDataPI to Mozilla Firefox or ZIP Code API: