|Definition||:||No Need To Open|
|Category||:||Miscellaneous » Chat & Messaging|
What does NNTO mean?
NNTO means No Need To Open. NNTO is used in the subject lines of emails to signify that you do not need to open the email because all of the information is in the subject field.
Frequently Asked Questions (FAQ)
What is the full form of NNTO?
The full form of NNTO is No Need To Open