Thursday October 30 , 2025

SMTP Server List

Common ISP SMTP Servers

Below is a list of most common ISP outgoing SMTP Servers. Some ISP's do not allow their users to use a third party mail server to send outgoing mail. In that case you can use your ISP's outgoing SMTP Server.

Please note: These servers are subject to change, contact your ISP for the most current information.

ISPSMTP Server
 Adelphiasmtp.blk.adelphia.net
 Alltelmail.alltel.net
 AOLsmtp.aol.com
 AT&Tmailhost.worldnet.att.net
 AT&T Business Internet Servicemail.attbi.com
 bellatlantic.netsmtpout.bellatlantic.net
 CalWebsmtp.calweb.com
 Comcastsmtp.comcast.net
 Comcast / ATTBIsmtp.comcast.net
 CompuServe 2000smtp.cs.com
 CompuServe Classicmail.compuserve.com
 Cox Eastsmtp.east.cox.net
 Cox Westsmtp.west.cox.net
 EarthLinkmail.earthlink.net
 ibm.netsmtp1.ibm.net
 Junosmtp.juno.com
 Mindspringsmtp.mindspring.com
 Mpower Communicationssmtp.mpowercom.net
 MSNsmtp.email.msn.com
 netcom.comsmtp.ix.netcom.com
 Netscapesmtp.isp.netscape.com
 Netzerosmtp.netzero.net
 PacBellmail.pacbell.net
 Prodigysmtp.prodigy.net
 PSINetbbr0-f1.sna.com
 Road Runner (Hawaii)smtp-server.hawaii.rr.com
 Road Runner (San Diego)smtp-server.san.rr.com
 SBC Global Pacbellsmtp.pacbell.yahoo.com
 SBC Global Prodigysmtpauth.prodigy.net
 SBC Global SWBellsmtp.swbell.yahoo.com
 SBC Global Yahoo!smtp.sbcglobal.yahoo.com
 SprintPCSsmtp.sprintpcs.com
 Veriomail.verio.net
 Verizonoutgoing.verizon.net
 Yahoosmtp.mail.yahoo.com

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