# Lob

> Lob is a San Francisco-based SaaS company that turns direct mail into programmable infrastructure. Through APIs and an automation platform, marketers and developers send personalized postcards, letters, checks, and self-mailers at scale, with built-in address verification and a nationwide print delivery network.

- **Founded:** 2013
- **Headquarters:** San Francisco, California, United States
- **Founders:** Leore Avidar (Co-founder, former CEO), Harry Zhang (Co-founder)
- **Team size:** Approximately 350 employees
- **Products:** Print & Mail API, Address Verification API, Direct Mail Automation Platform, Print Delivery Network, Salesforce Integration
- **Notable:** Named 2024 Mail Service Provider of the Year, Delivered to one in every two US households, Built the largest print delivery network in the United States

## Products & services

- **Print & Mail API** — Programmatic API for sending postcards, letters, checks, and self-mailers at scale.
- **Address Verification API** — Real-time US and international address validation, parsing, and standardization.
- **Direct Mail Automation Platform** — No-code workflows, campaign management, audience segmentation, and analytics for marketers.
- **Print Delivery Network** — Distributed nationwide network of print facilities with SOC 2, HIPAA, and PCI compliance.
- **Salesforce Integration** — Native direct mail triggered from CRM events inside Salesforce.

## Achievements

- Named 2024 Mail Service Provider of the Year
- Delivered to one in every two US households
- Built the largest print delivery network in the United States
- Y Combinator S13 alumnus
- Reduced mail execution time by ~95% (90 days to under a day)

## Latest updates

- **2024-11** — Named Mail Service Provider of the Year.
- **2022-05** — Launched the first end-to-end Direct Mail Automation Platform for marketers.
- **2021-04** — Released native Salesforce integration on the AppExchange.
- **2021-02** — Raised $50M Series C led by Y Combinator Continuity.

## Links

- Website: https://lob.com
- LinkedIn: https://www.linkedin.com/company/lob
- Twitter/X: https://twitter.com/lob
- GitHub: https://github.com/lob
- YouTube: https://www.youtube.com/@LobInc
- Facebook: https://www.facebook.com/lob

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Profile page: https://yespress.io/lob
Published by YesPress — https://yespress.io
Last updated: 2026-05-28