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Companies that use SMTP2GO

2,030 companies use SMTP2GO, as of October 2026.

SMTP2GO: Email delivery. We've found 2,030 companies using SMTP2GO, most often in IT Services (16%) and Healthcare (9%), typically with 11–50 employees and 36% based in United States.

Customers2,030companies use it
Most popular withLegal Services4.5× more likely than average
New customers+2started in the last 30 days
  1. Trial IOtrial.ioIT Services · United States
    11–50 employeesSeen Oct 2026
  2. HP Software Divisionhpe.comInformation Technology · United States
    10,000+ employeesSeen Oct 2026
  3. Asu Clfsaasu.eduHigher Education · United States
    10,000+ employeesSeen Oct 2026
  4. Seen Oct 2026
  5. Accoraccor.comHospitality · France
    10,000+ employeesSeen Oct 2026
  6. Seen Oct 2026
  7. Mechanical Engineering Student Societyunimelb.edu.auMechanical or Industrial Engineering · Australia
    1–10 employeesSeen Oct 2026
  8. Adtekneka Inc.adtekneka.comMarketing and Advertising · United States
    11–50 employeesSeen Oct 2026
  9. Allia Healthallia.healthHealthcare Services · United States
    1–10 employeesSeen Oct 2026
  10. Seen Oct 2026
  11. Aveo Groupaveo.com.auHealthcare · Australia
    1,001–5,000 employeesSeen Oct 2026
  12. Seen Oct 2026
  13. Seen Oct 2026

Showing 40 of 2,714

SMTP2GO customers also use

How much more likely SMTP2GO customers are to use each tool than the average company.

What kind of companies use SMTP2GO

Segments where SMTP2GO customers are more common than among all the companies we track.

  • Legal Services3% of customers4.5×more likely
  • Logistics and Supply Chain3% of customers3.8×more likely
  • Accounting2% of customers3.6×more likely
  • Healthcare8% of customers3.5×more likely
  • Consumer Goods3% of customers3.3×more likely
  • Health, Wellness and Fitness4% of customers3.3×more likely
  • IT Services14% of customers2.8×more likely
  • 51–200 employees26% of customers1.4×more likely

Industry

  1. IT Services16%
  2. Healthcare9%
  3. Retail9%
  4. Financial Services9%
  5. Real Estate6%
  6. Marketing and Advertising5%
  7. Software5%
  8. Health, Wellness and Fitness4%

Company size

  1. 1–10 employees2%
  2. 11–50 employees55%
  3. 51–200 employees26%
  4. 201–1,000 employees12%
  5. 1,001–5,000 employees4%
  6. 10,000+ employees1%

Country

  1. United States36%
  2. United Kingdom13%
  3. Australia11%
  4. Canada8%
  5. Netherlands5%
  6. Norway4%
  7. New Zealand3%
  8. Brazil3%

Breakdowns cover the 1,113 customers with company details so far.

Alternatives to SMTP2GO

Other tools in the same category, by how many companies use them.

SMTP2GO FAQ

How many companies use SMTP2GO?

We've found 2,030 companies using SMTP2GO among the 311,895 we've scanned so far. We only count a company when a direct public record backs it up.

What kind of companies use SMTP2GO?

SMTP2GO customers are most often in IT Services (16%), Healthcare (9%) and Retail (9%). The most common company size is 11–50 employees (55% of customers with a known size).

Which countries use SMTP2GO the most?

Most SMTP2GO customers we've found are in United States (36%), United Kingdom (13%) and Australia (11%).

What are the alternatives to SMTP2GO?

The most used alternatives in the same category are SendGrid (105,285 companies), Amazon SES (38,993 companies), Mailgun (28,982 companies) and Mailchimp Transactional (28,494 companies).

How does runsonwhat know a company uses SMTP2GO?

We read public traces only. For SMTP2GO that means the company's email records (SPF, MX, DKIM), a subdomain that points at SMTP2GO and the company's published subprocessor list. Every match keeps the record it came from.