AlertOC is a mass notification system designed to keep Orange County residents and businesses informed of emergencies and certain community events. By registering with AlertOC, time-sensitive voice messages from the County or City in which you live or work may be sent to your home, cell or business phone. Text messages may also be sent to cell phones, e-mail accounts and hearing impaired receiving devices.
For information on how we keep your information secure, view our privacy policy. For details on how the AlertOC System works and when it will be used, please view the Overview section and Frequently Asked Questions section of this web site. AlertOC is a joint County/City program. You may view a list of participating cities by clicking here.
Register With AlertOC
To receive important messages from AlertOC, register your contact information online by clicking on the city or area below in which you live or work. To register by mail, download a registration form found in the FAQ page and follow the return by mail form instructions.
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