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

Imgur
PostImage.org
Flickr
Photobucket
imgbox
ImageShack
500px
Upload and share your images.

Which is more popular?
Based on our record, ImgBB seems to be more popular. It has been mentioned 1021 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 | imgbb.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 ImgBB 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
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Share your experience with using ZIP Code API and ImgBB. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.

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The best Imgur alternative depends on what you used Imgur for. For quick links without an account, PictureToLink and ImgBB are the closest match; for forum posting, Postimages offers ready-made forum codes and a 32 MB...
Imgbb allows you to let users upload images to your website. Through the upload plugin offered by Imgbb, users of your website can upload images at the click of a button.
Imgbb, a minimalistic free image hosting service, is difficult to find. This could be why it is so popular. Drag and drop images onto its homepage. You can continue uploading photos to blogs, websites, forums, and...
Recommendations tracked on public social media and blogs since March 2021.

Tracking ZIP Code API since May 2026.
Thanks. Nobody should be using Imgur anymore. I would recommend ImgBB as alternative, or your suggestion (Catbox): https://imgbb.com/ https://imgbb.com/ Anyway, Imgur creates so many problems that it should be retired. - Source: Hacker News / 7 days ago
Local images won't share directly, upload the images in postimages or imgbb first, use the url in the meta tags. Then click the extension again to create a new sharer link! - Source: dev.to / over 2 years ago
For super simple image sharing, ImgBB is a top option. It doesn’t even require registration or logging in. - Source: dev.to / over 2 years ago
When comparing ZIP Code API and ImgBB, you can also consider the following products.

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

Imgur is a free and simple image hosting service with image editing feature. Signup is optional.
Compare Imgur to ZIP Code API or ImgBB:

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

Provides free image upload and hosting integration for forums.
Compare PostImage.org to ZIP Code API or ImgBB:

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