
SEMRush
Ahrefs
Serpstat
SE Ranking
SEO PowerSuite
Majestic
Ubersuggest
Backed by industry-leading data and the largest community of SEOs on the planet, Moz builds tools that make inbound marketing easy.
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, Moz seems to be more popular. It has been mentioned 50 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 | moz.com | zip-codes.com |
| Pricing | — | |
| Company | Startup from the United States · 100 - 249 employees · 2004 | Startup from the United States · 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.

No description of Moz 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.

Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
MOZ vs SEMRush 2019 - Side by Side Comparison: Which SEO Tool is Better?
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How often each product is chosen within a category, 0–100% relative to the other.

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

While free tools like Google Trends are excellent starting points, they might not offer the depth of data you need as you grow. If you’re serious about affiliate marketing keyword research, investing in a paid tool...
Moz built the Domain Authority metric that the entire industry adopted. Additionally, Moz Local is purpose-built for businesses managing citations, local listings, and NAP consistency across directories.
Moz provides powerful SEO insights with accurate keyword tracking, site audits, and link analysis. It's an all in one platform that helps improve rankings and understand competitors, making it great for businesses...
We have no reviews of ZIP Code API yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.

Ultimately, the Moz DA/PA Checker tool is a powerful diagnostic instrument, not the destination itself. It effectively signals a website's accrued link equity, or its Authority. However, to translate that authority into sustainable... - Source: dev.to / 11 months ago
The Moz API transforms link intelligence into actionable competitive insights. By making Domain Authority, Page Authority, and Spam Score easily accessible and scalable, it empowers SEO professionals to:. - Source: dev.to / 11 months ago
Domain Authority is created by Moz and predicts how likely your website is to rank well in search engine results. - Source: dev.to / about 1 year ago
Tracking ZIP Code API since May 2026.
When comparing Moz and ZIP Code API, you can also consider the following products.

All-in-one Marketing Toolkit for digital marketing professionals.
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Smarty provides address validation, autocomplete, geocoding and reverse geocoding services covering addresses in over 240+ countries.
Compare Smarty to Moz or ZIP Code API:

Ahrefs is a toolset for SEO and marketing. We have tools for backlink research, organic traffic research, keyword research, content marketing & more. Give Ahrefs a try!
Compare Ahrefs to Moz or ZIP Code API:

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

Serpstat is the Swiss army knife for automating SEO processes. With a suite of powerful modules, you can track your performance, analyze your competitors, research keywords and backlinks, audit your website, and so much more.
Compare Serpstat to Moz or ZIP Code API:

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