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

"Great Platform for Bootstrapping Marketers"

What do you like best about Lob? LOB has been a great tool for creating scalable direct mailing campaigns for my clients. The data visibility from production to the mailbox has allowed me to create triggers in an omnichannel campaign I wasn't able to get through other DM methods. It's allowed me to scale my service offerings.

"Lob review by Cash 4 Ohio Houses"

What do you like best about Lob? Lob is an easy and straightforward tool. What do you dislike about Lob?

"Developer Friendly and Low-cost"

What do you like best about Lob? Easy to use API. Never any breaking changes. What do you dislike about Lob?

"Convenient"

What do you like best about Lob? I like the convenience of the site and how easy it is to mail out letters from the comfort of your own home or office. What do you dislike about Lob?

"Massively improved quality of my project with very little overhead."

What do you like best about Lob? From the very start, LOB was very clear and intuitive on how to set and integrate in to my NodeJS application. The documentation was very straightforward, which allowed me to get a testbed up in less than an hour to prove the feasibility of integrating LOB. My particular application leans heavily on the POSTCARD API to send out custom invitations, and to validate this feature worked I often had to process hundreds of images and send to over to LOB to ...

"Easy to use, with high quality data"

What do you like best about Lob? We were able to get up and running quickly with their address verification service, and it returns high quality data. The pricing was pretty reasonable to get started as well, and scales with us as we go.

"Amazing Postcard API"

What do you like best about Lob? It was really easy to get setup and start sending out postcards programmatically What do you dislike about Lob?

"Easy to use, with high quality data"

What do you like best about Lob? We were able to get up and running quickly with their address verification service, and it returns high quality data. The pricing was pretty reasonable to get started as well, and scales with us as we go.

"Mailing made easy!"

What do you like best about Lob? I like that I can send out multiple letters in one sweep. What do you dislike about Lob?

"Great tool for our use case"

What do you like best about Lob? Good product for our use case. We use Lob monthly to send paper invoices to clients. It is an easy and fast process. What do you dislike about Lob?