
Ubuntu
Fedora
Windows 10
Linux Mint
Red Hat Enterprise Linux
Debian
Windows 7
CentOS is a community-supported, free and open source operating system based on Red Hat Enterprise...
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, CentOS seems to be more popular. It has been mentioned 8 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 | centos.org | zip-codes.com |
| Company | — | Startup from the United States · 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.

No description of CentOS 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 CentOS yet.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
CentOS 8 | Distro Review 23
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How often each product is chosen within a category, 0–100% relative to the other.

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External articles and on-site reviews we used to compare the two products.

Frequently shortened to CWP, CentOS Web Panel stands as an innovative web-based control panel meticulously crafted to elevate the management of web hosting environments and servers. What sets CWP apart is its...
With CentOS 6 and 8 already EOL, CentOS 7 will still be community-supported through June 30, 2024. OpenLogic will support it well past that point, extending long-term support post EOL until 2029. For many businesses,...
CentOS Linux works very well for high availability clustering. It contains native packages for DRBD which enables high availability.
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Recommendations tracked on public social media and blogs since March 2021.

First, it is important to state that Stream is not a rolling release, at least not in the sense that you are thinking. It is "rolling" within a major release, but so are plenty of Linux Distributions. This is also why the centos.org... Source: over 3 years ago
I get that Red Hat has shown themselves to be less than trust worthy given the sunset of CentOS 8, the removal of the centos.org repo updates and the characterization of anyone who uses their software via a clone distro as being a... Source: over 3 years ago
This might be a good use case for RHEL family distribution (such as CentOS Stream or AlmaLinux) or Debian. These are much longer lived distributions, and provide fewer update churn over time than other distributions. Source: over 3 years ago
Tracking ZIP Code API since May 2026.
When comparing CentOS and ZIP Code API, you can also consider the following products.

Ubuntu is a Debian Linux-based open source operating system for desktop computers.
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Smarty provides address validation, autocomplete, geocoding and reverse geocoding services covering addresses in over 240+ countries.
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Fedora creates an innovative, free, and open source platform for hardware, clouds, and containers that enables software developers and community members to build tailored solutions for their users.
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Free Zip Code API - Free Postal Code Validation | Zipcodestack
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Windows 10 unveils new innovations & is better than ever. Shop for Windows 10 laptops, PCs, tablets, apps & more. Learn about new upcoming features.
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The most affordable postal code API. 240+ countries, sub-5 ms responses. Simple, elegant, transparent.
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