Lob
The direct mail delivery engine for developers and enterprises.
Companies Served
12,000+
Uptime
99.99% API Uptime
Mail Pieces Sent
Hundreds of millions annually
About Lob
Lob offers a suite of APIs to automate direct mail, from postcards and letters to checks and self-mailers. Its platform handles the entire workflow, including printing, postage, and delivery through a vast network of commercial printers. Key features include address verification to cleanse and standardize mailing lists, detailed tracking of mailpieces through the postal system, and robust analytics. Lob is designed for scalability, serving both startups with self-serve plans and large enterprises with complex compliance and security needs, such as HIPAA.
Core Platform Features
Print & Mail Api
Automate sending of letters, postcards, self-mailers, and checks.
Address Verification Api
Standardize and validate US & international addresses using the CASS-certified engine.
Print Delivery Network
A network of printers for optimized routing, speed, and redundancy.
Tracking & Analytics
Track mail from creation to delivery with real-time webhooks and a analytics dashboard.
Developer Experience
Api Libraries
Official client libraries for Node.js, Ruby, Python, PHP, Java, and Elixir.
Test Environment
Full-featured sandbox with test API keys for development and testing.
Webhooks
Receive real-time notifications for mail events like 'Mailed', 'In Transit', and 'Delivered'.
Security
SOC 2 Type 2 and HIPAA compliant.