About One 21

Registered A2P brand and consumer-facing name: One 21

One 21 operates the One 21 safety technology platform, including the One 21 Trusted Circle SMS safety-notification program.

One 21 is focused on prevention, education, support, anonymous reporting, Trusted Circle safety notifications, Guardian Mode and access to safety resources.

Our purpose

One 21 is designed to help people recognize concerning situations, speak up safely, reach trusted people and find appropriate support resources. One 21 does not replace 911 or local emergency services.

One 21 Trusted Circle SMS Program

One 21 uses consent-based text messaging for One 21 Trusted Circle safety and service notifications. Message frequency varies. Message and data rates may apply. Reply STOP to opt out or HELP for help.

View the SMS Campaign & Message Flow · SMS Opt-In · Privacy Policy · SMS Terms

Official website of One 21: https://www.my121.org