Yahoo Mail - Email Send Rate Limits & Other Email Restrictions
The following restrictions apply when sending emails from a Yahoo Mail account:
The following restrictions apply when sending emails from a Yahoo Mail account:
- Yahoo Mail email send limit - no more than 100 emails or recipients per hour
- Yahoo Mail other SMTP limits - max 10Mb per message for the free Yahoo Mail Service, or 20Mb per message for Yahoo! Mail Plus
- Yahoo! Anti-Spam Policy - Yahoo! - Universal Anti-Spam Policy
- Yahoo Mail SMTP restriction expiry method - N/A