Please let us know of changes or errors and we'll correct ASAP! ATT Postmaster : http://localization.att.com/loc/con....att.com/esupport/postmaster/index.jsp?cv=102 FBL Signup : None Whitelist : None Unblocking : http://worldnet.att.net/general-info/521.html Send Limit : Unpublished Connect Limit: Unpublished Certification: Return Path Certified Blocklists : Spamhaus, Symantec BellSouth Postmaster : http://localization.att.com/loc/con....att.com/esupport/postmaster/index.jsp?cv=102 FBL Signup : None Whitelist : None Unblocking : http://worldnet.att.net/general-info/521.html Send Limit : Unpublished Connect Limit: Unpublished Certification: Return Path Certified Blocklists : Internal Charter Postmaster : http://www.myaccount.charter.com/customers/support.aspx?supportarticleid=1953 FBL Signup : None Whitelist : Unpublished Send Limit : Unpublished Connect Limit: Unpublished Certification: Return Path Certified Blocklists : Internal Comcast Postmaster : http://postmaster.comcast.net/ FBL Signup : http://feedback.comcast.net/ Whitelist : Unpublished Unblocking : http://postmaster.comcast.net/IPB-removal.html Send Limit : 1000 recipients per message Connect Limit: 2 connections per IP Address Certification: Goodmail, Return Path Certified Blocklists : Spamhaus, Cloudmark, CSI, Return Path, TrendMicro Cox Postmaster: http://postmaster.cox.net/confluence/display/postmaster/Postmaster+Home FBL Signup: http://fbl.cox.net/ Earthlink Postmaster : None Given FBL Signup : ISPs only Whitelist : Unpublished Unblocking : http://support.earthlink.net/articles/email/email-blocked-by-earthlink.php Send Limit : Unpublished Connect Limit: Unpublished Certification: Return Path Certified Blocklists : Internal Excite Postmaster : http://postmaster.bluetie.com/ FBL Signup : http://feedback.bluetie.com/ Whitelist : Unpublished Unblocking : None Send Limit : Unpublished Connect Limit: 10 per IP Certification: Return Path Certified Blocklists : Internal Gmail Postmaster : https://mail.google.com/support/bin/answer.py?answer=81126&topic=12838 FBL Signup : Does Not Provide Whitelist : Unpublished Unblocking : https://mail.google.com/support/bin/answer.py?answer=17205 Send Limit : Unpublished Connect Limit: Certification: None Blocklists : Internal Outblaze Postmaster: http://spamblock.outblaze.com/ Roadrunner Postmaster : http://postmaster.rr.com/ FBL Signup : http://feedback.postmaster.rr.com/ Whitelist : None Unblocking : None Send Limit : Unpublished Connect Limit: Unpublished Certification: Return Path Certified Blocklists : Cloudmark, Spamhaus, TrendMicro, ReturnPath Tucows FBL Signup : http://fbl.hostedemail.com/ United Online Postmaster: http://unitedonline.net/postmaster/ Whitelist : http://unitedonline.net/postmaster/whitelisted.html USA.net Postmaster : http://postmaster.usa.net/ FBL Signup : http://fbl.usa.net/ Unblocking : http://postmaster.usa.net/ Certification: Return Path Certified Blocklists : Cloudmark Verizon Postmaster : http://www22.verizon.com/ResidentialHelp/DialUp/Email/Blocked+Email/QuestionsOne/85702.htm FBL Signup : None Whitelist: http://www2.verizon.net/micro/whitelist/request_form.asp?id=isp Certification: Goodmail, Return Path Certified Blocklists : Internal
Thats pretty comprehensive! Good info for mailers who want to stay clean and do things the right way! Good stuff.