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Lob raises $50M Series C from Y Combinator Continuity! Read more

Automate
Direct Mail and Address Verification
at scale

Lob automates and simplifies direct mail and address verification, giving businesses greater flexibility, visibility, and accuracy of offline communications and data.
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Join the industry-leading businesses trusting Lob

HelloFresh

Direct Mail is Critical Infrastructure

Lob’s Print & Mail and Address Verification APIs have helped over 8,500 companies transform outdated, manual print & mail processes. Save 1,000s of hours in processing time, send mail much more quickly, and increase ROI on offline communications.

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Lob Raises $50 Million in Series C Funding To Scale Our Direct Mail Platform
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Automated Direct Mail

Digitally Integrated Direct Mail

Trigger on-demand postcards, letters, and checks directly from your CRM or customer data systems.
Address Verification

Detailed Deliverability Data

Correct, standardize, and cleanse address data for assured delivery with instant verification across 240+ countries and territories.
Global Print Delivery Network

Unmatched Scale, Quality, and Speed

Eliminate the hassle of vendor management with automated production and postage across a global network of vetted commercial printers.
Tracking & Analytics

Complete Visibility

Automatically track production and delivery for each piece of mail you send to meet compliance requirements and measure campaign performance.
Customer Successes

1 in 2 US households have received mail generated through Lob. How can our platform help you?

See Case Studies

Time-Saving Transactional Mail

Reduced mail costs by 30%

Read Their Story

More Impactful Marketing Mail

Improved campaign performance by 15%

Hear Their Story

Clean and Correct Address Data

Reduced shipments returned to sender by 100%

Read Their Story

Offline Communication in Your App

Grew accounts 200% by offering automated direct mail

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Easy-to-Use APIs

Designed for Developers

Lob’s Print & Mail and Address Verification APIs allow developers to easily integrate offline communications into their apps, internal systems, or marketing stack. Flexible scalability allows you to send 100 or 100 million mailpieces in minutes. Try it out.
// Authentication
const Lob = require('lob')('test_0dc8d51e0acffcb1880e0f19c79b2f5b0cc');
// Create a letter
Lob.letters.create({
  to: {
    name: 'Harry Zhang',
    address_line1: '210 King Street',
    address_city: 'San Francisco',
    address_state: 'CA',
    address_zip: '94107'
  },
  from: 'adr_210a8d4b0b76d77b',
  file: '<html>HTML Letter for Harry</html>',
  color: true
}, function(err, res) {
  console.log(err, res);
});

// Authentication
const Lob = require('lob')('test_0dc8d51e0acffcb1880e0f19c79b2f5b0cc');
// Create a check
Lob.checks.create({
  bank_account: 'bank_8cad8df5354d33f',
  to: {
    name: 'Harry Zhang',
    address_line1: '210 King Street',
    address_city: 'San Francisco',
    address_state: 'CA',
    address_zip: '94107'
  },
  from: 'adr_210a8d4b0b76d77b',
  amount: 22.50
}, function (err, res) {
  console.log(err, res);
});

// Authentication
const Lob = require('lob')('test_0dc8d51e0acffcb1880e0f19c79b2f5b0cc');
// Create a postcard
Lob.postcards.create({
  to: {
    name: 'Harry Zhang',
    address_line1: '210 King Street',
    address_city: 'San Francisco',
    address_state: 'CA',
    address_zip: '94107'
  },
  from: 'adr_210a8d4b0b76d77b',
  front: '<html>Front HTML for Harry</html>',
  back: '<html>Back HTML for Harry</html>'
}, function (err, res) {
  console.log(err, res);
}); 

// Authentication
const Lob = require('lob')('test_0dc8d51e0acffcb1880e0f19c79b2f5b0cc');
// Create an Address
Lob.usVerifications.verify({
  primary_line: 'deliverable',
  zip_code: '11111'
}, function (err, res) {
  console.log(err, res);
});
Read our API Docs

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