Filter Companies By

Industry

Location

Type

Size

You're signed out.

Sign in to ZoomInfo to uncover contact details.

Top Companies Using Postfix

1,249 companies using this technology

Postfix is a free and open-source mail transfer agent that routes and delivers electronic mail.

0.02%

The market share of the technology in its category

Top industries utilizing this technology

  • Business Services
  • Software
  • Education
  • Custom Software & IT Services
  • Colleges & Universities

1-10 of 1,249 Companies using Postfix

Sort companies by

  1. 1
    Amazon

    Technologies used by the company: 3,248

  2. 2
    Walmart

    Technologies used by the company: 2,812

  3. 3
    UnitedHealth Group

    Technologies used by the company: 3,034

  4. 4
    Apple

    Technologies used by the company: 2,485

  5. 5
    CVS Health

    Technologies used by the company: 2,885

  6. 6
    Berkshire Hathaway

    Technologies used by the company: 444

  7. 7
    Toyota Motor Corporation

    Technologies used by the company: 1,130

  8. 8
    Microsoft

    Technologies used by the company: 3,467

  9. 9
    Cigna

    Technologies used by the company: 2,077

  10. 10
    Samsung Electronics

    Technologies used by the company: 1,938

1
2
3

Best Alternatives for Postfix

Usage statistics of alternative technologies to Postfix, based on Zoominfo's comprehensive dataset

CloudflareNew RelicOpenSSLCiscoSEDO ParkingPostfix

Additional top technologies lists

See additional lists of companies utilizing top technologies, ranked by revenue, size, and funding.

Frequently Asked Questions Regarding Postfix

What is the Postfix technology?
Postfix is a free and open-source mail transfer agent that routes and delivers electronic mail. For more information,
What is Postfix technology’s market share?
Postfix market share is 0.02% out of all the technologies in the same category.
What companies are using Postfix?
From the data gathered in Zoominfo, Amazon, Walmart, UnitedHealth Group, Apple, CVS Health, are using the Postfix technology. You can see the full list in the above results table.
How many companies are using Postfix?
1249 companies are using Postfix.
Which industries do companies commonly use Postfix for their needs?
Companies in Business Services, Software, Education commonly use Postfix.
What are the best alternatives for Postfix?
According to Zoominfo’s data Cloudflare, New Relic, OpenSSL, Cisco, SEDO Parking, are competitors of Postfix. For more information,
See more information about Postfix

Get Started with ZoomInfo

Register for free

Sign Up for Free

Get started for free! No credit card needed. Enjoy up to 25 free contacts each month at no cost.
Elevate your prospecting to the next level

Supercharge Your Prospecting

Search ZoomInfo's database of 106M+ companies and 140M+ professionals to find your next lead.
Expand your business

Grow Your Business

Reveal both personal and business contact details, including emails and phone numbers, and close your most valuable buyers.