Comments on: The total number of email service providers https://www.emailvendorselection.com/the-number-of-email-service-providers/ Select and evaluate email service providers [tips tools and guides] evaluate email marketing software Thu, 22 Jan 2026 09:39:13 +0000 hourly 1 By: Importance of Inbox Placement Testing in Email Campaigns https://www.emailvendorselection.com/the-number-of-email-service-providers/#comment-21540 Thu, 22 Jan 2026 09:39:13 +0000 https://www.emailvendorselection.com/?p=2021#comment-21540 […] estimates stating that there are as many as 200 active email service providers (ESPs), effective inbox placement testing requires more than a small in-house team. Instead, […]

]]> By: Jordie van Rijn https://www.emailvendorselection.com/the-number-of-email-service-providers/#comment-1984 Fri, 09 Jan 2015 06:26:00 +0000 https://www.emailvendorselection.com/?p=2021#comment-1984 In reply to bobParker.

Hi Bob, the number is auto-updated based on the number in the database. Almost every week some new ones are added, but also some are removed (with merger and acquisitions or if they are no longer active) or renamed. It is quite the active business 🙂

]]> By: bobParker https://www.emailvendorselection.com/the-number-of-email-service-providers/#comment-1983 Thu, 08 Jan 2015 15:47:00 +0000 https://www.emailvendorselection.com/?p=2021#comment-1983 This is one of those places a timestamp would be helpful and an update on how your ‘108’ to be reviewed list is going. Any updates? I am sure there are few mergers, flameouts, and new startups. You probably have more posts about this, but this is where Google led me to 1st, so please help others continue to get the best info.
Happy New Year in 2015!

]]> By: Dave Hendricks https://www.emailvendorselection.com/the-number-of-email-service-providers/#comment-1981 Mon, 01 Sep 2014 13:28:00 +0000 https://www.emailvendorselection.com/?p=2021#comment-1981 Great stuff and super helpful Jordie!

]]> By: Jordie van Rijn https://www.emailvendorselection.com/the-number-of-email-service-providers/#comment-1980 Mon, 07 May 2012 06:18:00 +0000 https://www.emailvendorselection.com/?p=2021#comment-1980 In reply to Gainfranco Cuzziol.

Haha, one of them is too easy to answer. So I would say: Lets keep it to screw in.

]]> By: Gainfranco Cuzziol https://www.emailvendorselection.com/the-number-of-email-service-providers/#comment-1979 Fri, 04 May 2012 12:15:00 +0000 https://www.emailvendorselection.com/?p=2021#comment-1979 Screw in or screw up?
@iamgfc
Cuzziol.blogspot.com

]]> By: ✰ Jordie van Rijn ✰ https://www.emailvendorselection.com/the-number-of-email-service-providers/#comment-1978 Fri, 04 May 2012 12:11:00 +0000 https://www.emailvendorselection.com/?p=2021#comment-1978 And the big question is: Howmany ESPs does it take to screw in a lightbulb?

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