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, GitLab seems to be more popular. It has been mentioned 145 times since March 2021.
Website, pricing, platforms and company facts side by side.
|
ZIP
ZIP Code API
|
|
|
|---|---|---|
| Website | zip-codes.com | about.gitlab.com |
| Pricing | — | |
| Company | Startup from the United States · 2026 | Startup from the United States · 1,000 - 1,999 employees · 2014 |
| Listed in |
In their own words, as submitted to SaaSHub.

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...
No description of GitLab yet.
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
GitLab is well-suited for developers, DevOps engineers, project managers, and teams that require robust CI/CD capabilities, strong security features, and an open-source platform that can be self-hosted or used as a cloud service. It is particularly beneficial for organizations looking for a comprehensive solution to streamline their development workflows.
Walkthroughs and reviews on video.
No ZIP Code API videos yet. You could help us improve this page by suggesting one.
Introduction to GitLab Workflow
More videos
How often each product is chosen within a category, 0–100% relative to the other.

Share your experience with using ZIP Code API and GitLab. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.

We have no reviews of ZIP Code API yet. Be the first one to post
GitLab’s in-context testing solution simplifies the development process by automating both application and infrastructure management on a single platform.Why We Picked GitLab: We like GitLab’s automation of testing...
GitLab is a web-based DevSecOps (take that, Call of Duty) platform that allows software development teams to plan, build, and ship secure code all in one application. GitLab offers a range of features and tools to...
CI/CD GitLab, as a complete DevOps platform, provides an integrated CI/CD solution along with its other features. If your team is already using GitLab for controlling versions and managing projects, the addition of...
Recommendations tracked on public social media and blogs since March 2021.

Tracking ZIP Code API since May 2026.
So now choosing free git server from a vary short list of options. Bonobo Gogs vs Gitea vs Gitlab. - Source: dev.to / about 2 months ago
We use GitHub here as an example, but there are also other hosts you could explore like GitLab and BitBucket. - Source: dev.to / 5 months ago
Expertise. The SaaS provider is declaring: "I am good at XYZ; I can deliver it better than any of my competitors, and I constantly work to improve how I deliver it." Who do you think can better run GitLab, your already overworked... - Source: dev.to / 7 months ago
When comparing ZIP Code API and GitLab, you can also consider the following products.

Smarty provides address validation, autocomplete, geocoding and reverse geocoding services covering addresses in over 240+ countries.
Compare Smarty to ZIP Code API or GitLab:

Originally founded as a project to simplify sharing code, GitHub has grown into an application used by over a million people to store over two million code repositories, making GitHub the largest code host in the world.
Compare GitHub to ZIP Code API or GitLab:

Free Zip Code API - Free Postal Code Validation | Zipcodestack
Compare Zipcodestack to ZIP Code API or GitLab:

Bitbucket is a free code hosting site for Mercurial and Git. Manage your development with a hosted wiki, issue tracker and source code.
Compare BitBucket to ZIP Code API or GitLab:

The most affordable postal code API. 240+ countries, sub-5 ms responses. Simple, elegant, transparent.
Compare PostalDataPI to ZIP Code API or GitLab:

The #1 software development tool used by agile teams. Jira Software is built for every member of your software team to plan, track, and release great software.
Compare Jira to ZIP Code API or GitLab: