Lob Address Verification Reviews in June 2026: User Ratings, Pros & Cons

"best"

What do you like best about Lob? ease of use of the platform and the API. What do you dislike about Lob?

"Good address verification"

What do you like best about Lob? We needed a way to quickly verify the validate physical addresses. Lob provides a simple api precisely for our use case.

"Lob has been an amazing tool that helped us build mission critical products quickly"

What do you like best about Lob? Easy and stable APIs for sending checks and certified letters, meeting the legal requirements for certified mail our industry demands. The test environment, documentation, and python library have been excellent for rapid prototyping and making it easy to move our integration to production.

"Simple Address verification Tool"

What do you like best about Lob? Ease of use with manual data upload and via API. It was also cheaper in comparison to other products which we had on list to verify address of contacts in our system.

"Lob has been an amazing tool that helped us build mission critical products quickly"

What do you like best about Lob? Easy and stable APIs for sending checks and certified letters, meeting the legal requirements for certified mail our industry demands. The test environment, documentation, and python library have been excellent for rapid prototyping and making it easy to move our integration to production.

"Lob API"

What do you like best about Lob? Using their API is very intuitive, and the documentation around it is excellent. Their UI is great as well. What do you dislike about Lob?

"If you need to mail things, Lob is the best game in town."

What do you like best about Lob? The USPS barcode tracking on first-class mail because it allows me to track the letters I send at a good price point. What do you dislike about Lob?

"Love the Check mailing option"

What do you like best about Lob? very smooth and easy.to work with. I love the check mailing option comes in very helpful for my business and the most powerful option is the API integration which allows you a ton of personalization

"Easy to use, fully-featured mail API"

What do you like best about Lob? Happy that the API is easy to use and provides easy integrations with our development stack. Good number of direct mail features,

"Easy to use, fully-featured mail API"

What do you like best about Lob? Happy that the API is easy to use and provides easy integrations with our development stack. Good number of direct mail features,