
Fast.com
LibreSpeed
Speed Test by Cloudflare
Meteor
Affimity
speedtest-cli
Speedtest.net
Quickly check your internet connection speed.

USZipLookup
ZipCheckup
ZIP Code API
Smarty
Geoco.io
AZIPCODE
PostalCodes.app
Use our free ZIP Code Analysis Tool to find city, state, county, population, and timezone details for any U.S. ZIP code. Fast, accurate, and privacy-safe lookup.

Which is more popular?
Based on our record, Speediness seems to be more popular. It has been mentioned 2 times since March 2021.
Website, pricing, platforms and company facts side by side.
|
|
|
|
|---|---|---|
| Website | sindresorhus.com | uszipcodes.org |
| Pricing | — | |
| Platforms | — | |
| Company | — | Startup from India · 2025 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Speediness yet.
ZIP Code Analysis Tool is a web-based application that allows users to search any US ZIP code and instantly view detailed location-based data. The tool provides accurate information including city, state, county, latitude, longitude, and population statistics. It is designed for researchers,...
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 Speediness yet.
Overall verdict
Why this product is good
Recommended for
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Speediness and usZIPCodes.org.
usZIPCodes.org's answer:
Their ability to translate simple postal codes into sophisticated geographic insights for a wide range of business and research applications beyond their original mail delivery purpose.
usZIPCodes.org's answer:
The "story" behind the concept of a "ZIP Code analysis tool" is not about a single specific software product, but rather the evolution of the ZIP Code itself from a simple postal sorting mechanism into a powerful, multifaceted geographic data analysis unit used across many industries.
Share your experience with using Speediness and usZIPCodes.org. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


I made a free GUI app for this tool: https://sindresorhus.com/speediness. - Source: Hacker News / over 3 years ago
If anyone is looking for a GUI version of this CLI tool, check out my Speediness app. Source: over 4 years ago
Tracking usZIPCodes.org since Dec 2025.
When comparing Speediness and usZIPCodes.org, you can also consider the following products.

Quickly test your internet speed with this fast-loading speed test powered by Netflix.
Compare Fast.com to Speediness or usZIPCodes.org:

Find any US ZIP code or Canadian postal code instantly. Search by city, address or code - get accurate location, county & population data free.
Compare USZipLookup to Speediness or usZIPCodes.org:

Self-hosted Speedtest for HTML5. Easy setup, examples, configurable, mobile friendly.
Compare LibreSpeed to Speediness or usZIPCodes.org:

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 Speediness or usZIPCodes.org:

speed.cloudflare.com is a tool that allows you to measure the speed and consistency of your connection to the Internet. You can use it to verify that the speed your ISP promised you is the speed you are getting.
Compare Speed Test by Cloudflare to Speediness or 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
Compare ZIP Code API to Speediness or usZIPCodes.org: