
ZIP Code API
ZipCheckup
PostalCodes.info
Smarty
Geocode.xyz
Geoco.io
getAddress.io
Free Zip Code API - Free Postal Code Validation | Zipcodestack

Heroku
Railway
Vercel
Coolify
Netlify
DigitalOcean
Fly.io
React-inspired Swift library for writing UIKit UIs

Which is more popular?
Based on our record, Zipcodestack seems to be more popular. It has been mentioned 3 times since March 2021.
Website, pricing, platforms and company facts side by side.
|
|
|
|
|---|---|---|
| Website | zipcodestack.com | github.com |
| Pricing | — | |
| Platforms | — | |
| Listed in |
What each product offers, as listed by its team.


Possible disadvantages
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
Render UIKit is recommended for React Native developers who prioritize maintainable and performant UI components. It's suitable for teams that value a declarative approach to building interfaces and are comfortable with managing component lifecycle efficiently.
How often each product is chosen within a category, 0–100% relative to the other.


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


We have no reviews of Zipcodestack yet. Be the first one to post
Yes! Several platforms offer real free tiers in 2026. SnapDeploy gives you free containers (no time limits) with no credit card required — and your hours only count when your app is running. Render offers free web...
Render is an entirely free platform when it comes to host static sites. Luckily, it provides 100 GB bandwidth under its Static Sites plan. However, Render Disks costs you $0.25 per GB and month.
Recommendations tracked on public social media and blogs since March 2021.


Using the zipcodestack API in your Node.js application is straightforward. You’ll first need to sign up for a free API key (it only takes a minute). Once you have your API key, you can call the REST endpoints using any HTTP client. Below... - Source: dev.to / about 1 year ago
Zipcodestack - Free Zip Code API and Postal Code Validation. Ten thousand free requests/month. - Source: dev.to / over 2 years ago
I have seen this request pop up quite a few times. I did a quick search for free APIs of zipcode lookups. This one, named "zipcodestack" (I'm not in any way tied to, endorsing, or promoting them) seemed like a pretty good resource with... Source: over 3 years ago
Tracking Render UIKit since Mar 2021.
When comparing Zipcodestack and Render UIKit, you can also consider the following products.
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
Compare ZIP Code API to Zipcodestack or Render UIKit:

Agile deployment platform for Ruby, Node.js, Clojure, Java, Python, and Scala. Setup takes only minutes and deploys are instant through git. Leave tedious server maintenance to Heroku and focus on your code.
Compare Heroku to Zipcodestack or Render UIKit:

Check water quality, product recalls, energy rebates, and safety alerts for any U.S. ZIP code. Free reports powered by EPA and government data.
Compare ZipCheckup to Zipcodestack or Render UIKit:

Made for any language, for projects big and small.
Compare Railway to Zipcodestack or Render UIKit:
Postal code lookup API and downloadable country datasets for address validation, checkout, logistics and geocoding workflows.
Compare PostalCodes.info to Zipcodestack or Render UIKit:

Vercel is the platform for frontend developers, providing the speed and reliability innovators need to create at the moment of inspiration.
Compare Vercel to Zipcodestack or Render UIKit: