Send Mail Online

About LetterStream

Fast, Accurate, and Reliable Mail

About LetterStream

Fast, Accurate, and Reliable Mail

Send One to One Million Pieces of Mail — From Anywhere, Anytime

It’s a breeze!

The Easiest, Fastest Way To Send Real Mail Online

At LetterStream, we provide businesses with powerful, secure, and efficient print-and-mail solutions for sending business-critical documents like invoices, compliance notices, statements, and legal correspondence online. Whether you need USPS First-Class Mail, Certified Mail with tracking or electronic return receipt (ERR), FedEx 2Day delivery, or full-color ​postcards in two sizes, we handle printing, inserting, and postage so you never step foot in a post office. All mail pricing includes postage. Designed for low-volume jobs and large-scale mailings, our platform delivers fast turnaround (most mailings processed by the next business day), enterprise-grade security, no minimums or monthly fees, and real-time visibility into every job.

  • Speed & Accuracy — 95% of mailings processed by next business day
  • No Minimums, No Monthly Fees — you pay only for what you send
  • Full Suite of Business Mail Types — First-Class, Certified, FedEx 2Day, Postcards, Statement & Invoice mailings, etc.
  • Secure & Transparent — HIPAA compliance, tracking, job history, and proof of mailing included

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Our People Are The Heart of M.A.I.L.

LetterStream is a truly exceptional workplace, fostering a work environment that is both stimulating and supportive. What sets LetterStream apart is its unwavering commitment to employee well-being and professional development. We value our team members as integral contributors to our success and recognize their potential by providing ample opportunities for growth.

With a focus on work-life balance and a range of employee benefits, LetterStream recognizes that a happy and fulfilled team is key to achieving its business objectives. Whether it’s through quarterly employee appreciation parties, annual profit sharing, ongoing training programs, team-building activities, or a flexible work environment, LetterStream truly prioritizes its employees, making it an outstanding place to work.

We believe that our people are the heart of M.A.I.L. (our core values – see below)

Looking for a job? We don’t really offer those. We do offer career opportunities and a chance to find your true calling. See job boards to stay aware of openings at LetterStream.

M.

Mastery

Learn, Engage, Grow, Persevere, Excellence

A.

Accountability

Commitment, Communication, Integrity, Quality, Ownership

I.

Innovation

Curious, Problem Solving, Improvement, Creative, Transformative

L.

Leadership

Humble, Unafraid, Empowering, Visionary, Inspiring

Premium Print and Mail Solutions

Innovating printing and mailing solutions since 2003, LetterStream offers revolutionary services for companies needing to get mail out the door quickly and accurately. Our cloud-based portal and APIs offer same day solutions to both businesses and consumers. We print and mail critical documents and marketing mail for businesses, government agencies, non-profits and consumers around the world saving needless trips to office supply stores and the local Post Office.

LetterStream Software

Web Portal for Mail (print & send)

Our efficient cloud-based mailing services streamline the process of creating your mailings. With 24x7 access to our advanced mailing building, loading and tracking system, you can always create and queue up your next mailing. Clients load jobs in as little as 2 minutes, freeing up countless hours for more advanced projects. Now you can engage other staff members on your mailing projects and set up users with the access control they need.

LetterStream API

App, Integrations, and API

Engage with our APIs for your servers to send mail to our servers in an automated unattended solutions. Your mail can be queued up nightly for next day processing, to insure that your critical mailings always go out on time. Our API can effectively handle even complex forms of first-class, marketing mail and FedEx letters.

Same Day Processing

Maybe this sounds unbelievable, but you can stumble across our website in the morning and have your important mailing out the door the same day. Create a free account in 1 minute. Load your second job in 2 minutes (the first time it may take longer). Proofs are instantaneous. 50% of jobs mail the same business day. Expedited processing is available to move your jobs to the front of the line.

LetterStream employees are happy

Perfect Mail

Our process is designed to achieve perfect mail each and every time. Our world class production facilities incorporate highly advanced job and mail piece tracking to insure the output is perfect. In the extremely rare case you mail isn't, we take responsibility and learn from our mistakes. Few mailers can compete with our commitment to excellence.

LetterStream Security

Privacy, Security and Confidentiality

Customers get privacy statements in the mail all the time from financial institutions, medical organizations and insurance companies, to name a few. We not only mail privacy policies for our clients, but we also live by them for our clients. Data in any form should be treated with great care and extreme confidence. That's why LetterStream trains and retrains our employees on privacy,and why we shred any document that we print if it does not go out the door in an envelope. In addition, LetterStream's IT department upholds rigorous security standards that we follow organization-wide, including 128-bit encryption for all of our process pages. Across our operations, LetterStream takes the responsibility to safeguard private names and documents extremely seriously. We welcome questions at any time about our policies and practices. We are HIPAA compliant and working on SOC 2 certification to offer best practices to help you secure your data. Two fully redundant facilities to make sure we can always get your mail out.

Trusted By Industry Leaders

See how business leaders are succeeding through “The Stream”

“The Stream”

The Stream represents LetterStream’s three core competencies — Cloud-based platform, advanced print technology, and expert mail knowledge.

The benefit to you? Fast, accurate, and reliable mail solutions with control and visibility over all your mail production.

Frequently Asked Questions

LetterStream is a leading provider of outsourced printing, mailing, and document distribution services that help businesses save time, reduce costs, and ensure critical communications are delivered with speed and accuracy. Specializing in First-Class Mail®, Certified Mail®, FedEx®, postcards, statements, and invoices, LetterStream combines advanced technology with postal expertise to make mailing effortless and dependable. With a secure, cloud-based platform and same-day processing, companies trust LetterStream to handle sensitive communications while meeting compliance standards.

Unlike competitors who rely on outdated systems or slower turnaround times, LetterStream stands out with same-day mailing, transparent tracking, and exceptional customer support. Our proven reliability, USPS-certified solutions, and integrations for businesses of all sizes make us the preferred choice for organizations seeking efficiency, accuracy, and peace of mind in every mailing project. By delivering faster, smarter, and more secure mailing services, LetterStream ensures businesses stay ahead of the competition while keeping their customers informed and engaged.

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  • First-Class Mail
  • Certified Mail
  • FedEx 2Day mail
  • Large Postcards (Pro Postcard)
  • Small Postcards (Express Postcard)
  • Registered Mail

LetterStream provides a wide range of reliable mailing solutions, including First-Class Mail®, Certified Mail®, Registered Mail® for international delivery, FedEx® 2Day, and professionally printed postcards in multiple sizes. Whether sending business documents, compliance notices, or marketing postcards, LetterStream ensures your mail is processed quickly, tracked accurately, and delivered on time.

Yes.

You can easily track every job in real time and monitor the status of your mailings from production to delivery in your LetterStream account.

Yes.

LetterStream is fully compliant with HIPAA regulations.

We ensure that all sensitive information is managed with the highest level of security. Our facility is secure, and our staff receives annual training to stay current on all HIPAA compliance requirements.

Yes.

LetterStream offers free multi-user accounts, allowing teams to collaborate seamlessly within a single account.

Send USPS Mail & FedEx

Fast, Secure Print-to-Mail Service with USPS & FedEx

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