
X (Twitter)
Reddit
ClubsAll
Mastodon
Facebook
Tumblr
Share My Stack
Say more with Threads — Instagram's new text app.
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?
Based on our record, Threads App seems to be more popular. It has been mentioned 11 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 | threads.com | zip-codes.com |
| Company | — | Startup from the United States · 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.

No description of Threads App yet.
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.

No analysis of Threads App yet.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
THREADS APP TUTORIAL | How to use Instagram Threads & what you need to know about this first version
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How often each product is chosen within a category, 0–100% relative to the other.

Share your experience with using Threads App 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.

It’s a platform that allows text updates enriched with links, photos, and videos to weave together a vivid social narrative. Unlike Twitter, Threads extends its character limit to 500, allowing for a more nuanced...
We have no reviews of ZIP Code API yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.

Twitter is not blocking actual threads.net URLs; instead, the platform is blocking (or at least disrupting) searches for tweets and profiles that include threads.net URLs. Source: over 3 years ago
That is a MAJOR drawback. Maybe it will come with time. But the domain is threads.net. threads.com belongs to a completely different app. That is going to be a head-scratcher for sure. Source: over 3 years ago
It's pretty stupid to me. I goto threads.net and all I see is a qr code. Not everyone has a smart phone. So it's useless to me if I cannot use it on a browse. Source: over 3 years ago
Tracking ZIP Code API since May 2026.
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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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