ISP Email Sending Limits

Comcast Email Sending Limit

– Residential customers: 1,000 emails per day
– Business customers: 24,000 emails per day
– 10mb per email limit
Comcast email sending guidelines

Verizon Email Sending Limit

– 100 recipients per email (Bcc:)
– 500 emails per hour
Verizon email sending guidelines

AT&T Yahoo Email Sending Limit

– 100 recipients per email (Bcc:)
– 20mb per message
AT&T Yahoo email sending guidelines

BellSouth Email Sending Limit

– Open to the discretion of BellSouth
– Senders should contact with requirements
– 10mb per message
BellSouth email sending guidelines

RoadRunner Email Sending Limit

– 1,000 emails per day (per IP)
– 5mb per message
RoadRunner email sending guidelines

Earthlink Email Sending Limit

– 1,000 recipients per day
Earthlink email sending guidelines

Cox Email Sending Limit

– No limits published by Cox.
Cox email sending guidelines

Cox states that “Specific email sending limits are not published because they vary from time to time depending on a variety of factors”. Senders are advised to contact Cox prior to sending high volume email campaigns.

Optimum (Cablevision) Online Boost or Online for Business Email Sending Limit

– 50 recipients per message (Bcc:)
– 20mb per message
Optimum (Cablevision) email sending guidelines

Charter Email Sending Limit

– 50 emails per hour
– 10mb per message
Charter email sending guidelines

Web Hosting Provider Email Sending Limits

GoDaddy Email Sending Limit

– 250 emails per day
– Option to purchase additional GoDaddy SMTP relays
– 30mb per message
GoDaddy email sending guidelines

LunarPages Email Sending Limit

– 200 emails per hour on shared Windows environment
– 400 emails per hour on shared Linux environment
– Also offer a dedicated email server plan with no limits
LunarPages email sending guidelines

RackSpace Email Sending Limit

– No limits for messages complying with the RackSpace Acceptable Use Policy.

iPowerWeb Email Sending Limit

– 500 emails per hour
– 5,000 emails per day
– 25mb per message
iPowerWeb email sending guidelines

1and1 Email Sending Limit

– 1 message ever minute with a 10 second pause between messages.
– or use Bulk Send Mode in GroupMail – 1 message with 55 recipients every minute.
1and1 Email Sending Limit

APlus Email Sending Limit

– 500 emails per 30 minutes
– 20mb per message
APlus email sending guidelines

Bluehost Email Sending Limit

– 500 emails maximum per hour
– Contact Bluehost to arrange for extension on the default limit
– 10mb per message
Bluehost email sending guidelines

Homestead Email Sending Limit

– 10 emails per second
Homestead email sending guidelines

Free Email Provider Email Sending Limits

 

Google Gmail Email Sending Limit

– 500 emails per day when sending from their web interface
– 100 emails per day when sending from a desktop email client
– 10mb per message
Gmail email sending guidelines

Windows Live Hotmail Email Sending Limit

– 100 emails per day
– 10mb per message
Windows Live Hotmail email sending guidelines

Yahoo Email Sending Limit

– 100 emails per hour
– 10mb per message for Yahoo
– 20mb per message for Yahoo Plus
Yahoo email sending guidelines

AOL Email Sending Limit

– 100 recipients per email (Bcc:)
– 500 emails per connection
– 16mb per message
AOL email sending guidelines