You are reading this article because you need to know the smtp port settings for mailgun
In order to use the mailgun smtp service you must already have have a mailgun account or been given mailgun username and password by a member of our team.
The following details are the settings for your email client.
SMTP HOSTNAME: smtp.mailgun.org
SMTP PORT: 465
If you are getting errors, then you need to either contact the mailgun technical support team or firstname.lastname@example.org for assistance.