Several ways help you to resolve the issue. Try For Free How to increase sending limits

500 messages and 500 unique addresses maximum per day.

300 messages max per day for verified email account (over 30 days old and regularly used).

3 000 total external recipients per day (for paid accounts).

2 000 total recipients per email and 100 total recipients when using SMTP.

These are sending restrictions for internal Gmail messages:

no more than 500 recipients of an email.

maximum 100 messages using SMTP and 500 emails using browser per day.

To control spam, a regular free Gmail account allows: Here we briefly summarize the most popular services. The restrictions of the email hosts may change occasionally.

Sending limits of major email service providers If you will send numerous messages, over 100, it is always recommended to contact your ISP and discover what kind of email policies they are implementing. If you did not know the email provider's restrictions when performing mass mailing campaigns, you might have your email account unexpectedly blocked. The ISPs and mail administrators set these restrictions to prevent the email server from being overloaded or to protect it from being used by spammers.

sending limit on the single message to multiple recipients.

Sending limits by service providersĮvery Internet / email service provider sets its own restrictions on the number of messages sent. This is caused by limitations of Internet Service Provider (ISP) or corporate email admin. You can get an error message 'too many recipients' when using Outlook for cold email campaigns. Such limits, however, exist in and Office 365. There is no limit to the number of recipients in Outlook itself.

It helps to overcome other restrictions that arise when you send mass mailings. With the Mail Merge with Attachments for Outlook, you can send several emails. Sometimes it depends on the current pricing plan. Generally, top mail merge software poses no restrictions on the number of emails to be sent. Try For Free Sending limits of mail merge programs

Mail merge in outlook 365