# Top Free Address Verification Tools - Page 3

**Free address verification tools** are the software solutions that check and confirm the accuracy of postal addresses. It's useful for businesses to ensure packages are delivered correctly, reduce shipping costs, enhance customer satisfaction, comply with regulations, prevent fraud, and improve overall efficiency.

Check out our list of free Address Verification Software. Products featured on this list are the ones that offer a free trial version. As with most free versions, there are limitations, typically time or features.

If you'd like to see more products and to evaluate additional feature options, compare all [Address Verification Tools](https://www.g2.com/categories/address-verification) to ensure you get the right product.

## View Free Address Verification Tools

G2 takes pride in showing unbiased reviews on user satisfaction in our ratings and reports. We do not allow paid placements in any of our ratings, rankings, or reports. Learn about our [scoring methodologies](https://research.g2.com/g2-scoring-methodologies).

**32** Address Verification Products Available
View all [Address Verification Tools](https://www.g2.com/categories/address-verification)

View all [Address Verification Tools](https://www.g2.com/categories/address-verification)

### [Swiftcomplete, a what3words company](https://www.g2.com/products/swiftcomplete-a-what3words-company/reviews)

[By what3words](https://www.g2.com/sellers/what3words)

[
0 ratings
](https://www.g2.com/products/swiftcomplete-a-what3words-company/reviews#reviews "Read Swiftcomplete, a what3words company Reviews")

Product Description

Swiftcomplete (a what3words company) enables you to look up, validate, and retrieve coordinates for addresses. It is designed to be integrated into your address capture flow, for example on e-commerce

Year Founded
2013

HQ Location
London, GB

Company Website
https://developer.what3words.com/

Twitter
@what3words

LinkedIn® Page
https://www.linkedin.com/company/what3words

### [Zip-Codes API](https://www.g2.com/products/zip-codes-api/reviews)

[By Datasheer(Zip-Codes.com)](https://www.g2.com/sellers/datasheer-zip-codes-com)

[
0 ratings
](https://www.g2.com/products/zip-codes-api/reviews#reviews "Read Zip-Codes API Reviews")

Product Description

\*\*Zip-Codes API\*\* is a production REST API for US and Canadian postal-code data — address validation and standardization, radius search, point-to-point distance, autocomplete, and demographic enrichme

HQ Location
N/A

Company Website
https://www.zip-codes.com/about.asp

LinkedIn® Page
https://www.linkedin.com/company/No-Linkedin-Presence-Added-Intentionally-By-DataOps

[![G2 Advertising](/assets/my-g2-logo-41632af6f81a240a0a9886638f412b2ac9a29f4001534f8c83be89a58ef9d45d.svg "G2 Advertising")](https://sell.g2.com/case-studies/how-aisdr-uses-g2-ads-to-turn-g2-into-top-5-traffic-source)

Sponsored

G2 Advertising

Get 2x conversion than Google Ads with G2 Advertising!

G2 Advertising places your product in premium positions on high-traffic pages and on targeted competitor pages to reach buyers at key comparison moments.

[
Learn More
](https://sell.g2.com/case-studies/how-aisdr-uses-g2-ads-to-turn-g2-into-top-5-traffic-source)

- [‹ Prev‹ Prev](/categories/address-verification/free?page=2#product-list)
- [1](/categories/address-verification/free#product-list)
- [2](/categories/address-verification/free?page=2#product-list)
- 3
- Next ›Next ›