
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.

1Password
Dashlane
Psono Password Manager
Team Password Manager
Spectre
Keeper
True Key
Passwork is an corporate password manager built for security-conscious organizations. Developed and headquartered in Europe (Barcelona, Spain), Passwork meets GDPR, NIS2, ENS and other European regulatory requirements by design.

Which is more popular?
Based on our record, Passwork seems to be more popular. It has been mentioned 4 times since March 2021.
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | uszipcodes.org | passwork.pro |
| Pricing | ||
| Platforms | ||
| Company | Startup from India · 2025 | Startup from Spain |
| Listed in |
In their own words, as submitted to SaaSHub.


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,...
Passwork — self-hosted enterprise password manager with zero-knowledge encryption Passwork is an on-premise corporate password manager built for security-conscious organizations. Developed and headquartered in Europe (Barcelona, Spain), Passwork meets GDPR, NIS2, ENS and other European regulatory...
What each product offers, as listed by its team.


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
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing usZIPCodes.org and Passwork.
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 usZIPCodes.org and Passwork. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Tracking usZIPCodes.org since Dec 2025.
Here is a one more option that I use Https://passwork.pro/. Source: over 3 years ago
We use passwork.pro which is self hosted, reasonable priced and fast. Source: about 4 years ago
Hah, we were actually considering them for the same reason just last month - we ended up going with https://passwork.pro/. Source: over 4 years ago
When comparing usZIPCodes.org and Passwork, you can also consider the following products.

Find any US ZIP code or Canadian postal code instantly. Search by city, address or code - get accurate location, county & population data free.
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1Password can create strong, unique passwords for you, remember them, and restore them, all directly in your web browser.
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Check water quality, product recalls, energy rebates, and safety alerts for any U.S. ZIP code. Free reports powered by EPA and government data.
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Dashlane is a secure way to bypass tedious logins, forms, and purchases online. Save all of your information and save time in your online transactions.
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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
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Secure password manager that is open source with auto form fill, random password generator and many...
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