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What Should You Know About GMRS Emergency Frequencies?

April 5, 2026

Quick Answer

GMRS emergency frequencies are a series of radio frequencies allocated for emergency communication purposes in the General Mobile Radio Service (GMRS) band. These frequencies can be used by GMRS license holders to send emergency messages in situations where regular communication methods fail. The GMRS emergency frequencies are designated by the Federal Communications Commission (FCC) to facilitate emergency communication.

GMRS Emergency Frequencies Overview

GMRS emergency frequencies are designated for emergency communication only, and license holders must adhere to specific guidelines when using these frequencies. The primary GMRS emergency frequency is 462.675 MHz, which is a repeater input frequency that can be used to send emergency messages.

How to Use GMRS Emergency Frequencies

To use GMRS emergency frequencies effectively, you need to have a GMRS radio and a valid GMRS license. When using these frequencies, you should follow the FCC guidelines, which require you to identify yourself and indicate the nature of the emergency. Additionally, you should use a CTCSS (Continuous Tone-Coded Squelch System) tone of 131.8 Hz or 179.9 Hz to access the repeater frequency. The CTCSS tone is used to decode the signal and prevent interference from other users.

Best Practices for GMRS Emergency Communication

To ensure effective GMRS emergency communication, it’s essential to follow best practices, such as using a reliable power source, keeping your radio charged and ready for use, and having a backup power source in case of an emergency. Additionally, you should test your GMRS radio and equipment regularly to ensure they are functioning properly.

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