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.
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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