
SevenRooms
Quandoo
simpleERB
Reserve
OpenTable Connect
Yelp Reservations
ResNexus
ResyOS is a smart reservation management platform that allows users to book online appointments for dining or eating points with individual choices of table or sitting places & other details like ticketing or web-based CRM.

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?
Website, pricing, platforms and company facts side by side.
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| Website | resy.com | uszipcodes.org |
| Pricing | — | |
| Platforms | — | |
| Company | — | Startup from India · 2025 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of ResyOS 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.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
ResyOS adding a reservation
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How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing ResyOS 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 ResyOS and usZIPCodes.org. For example, how are they different and which one is better?
When comparing ResyOS and usZIPCodes.org, you can also consider the following products.

A reservation, seating and guest management solution for hospitality operators to acquire, engage...
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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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Since launching in December 2012, Quandoo has expanded into 12 countries and has seated more than 150 million diners in 18,000+ restaurants.
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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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An Electronic Reservation Book for restaurants.
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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
Compare ZIP Code API to ResyOS or usZIPCodes.org: