Citizens Band (CB) (United States) Scanner Frequencies and Radio Frequency Reference

Citizens Band (CB) (United States)

Last Updated: September 24, 2024, 22:48 pm UTC

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Citizens Band (CB)

The Citizens Band radio service is a private, two-way, short-distance voice communications service for personal or business activities of the general public. In the United States, AM and SSB are permitted modes. Use of FM has been authorized in the US and Canada since 2022.

While SSB operation can be done anywhere, it is most commonly found on Channels 36 through 40.

Some common channel usage: Ch4 - off-road 4x4; Ch13 - Marine and RV; Ch14 - portable.

Frequency	Type	Tone	Alpha Tag	Description	Mode	Tag
26.965	M	CSQ	CB Ch 01	Channel 01	AM	Other
26.975	M	CSQ	CB Ch 02	Channel 02	AM	Other
26.985	M	CSQ	CB Ch 03	Channel 03	AM	Other
27.005	M	CSQ	CB Ch 04	Channel 04	AM	Other
27.015	M	CSQ	CB Ch 05	Channel 05	AM	Other
27.025	M	CSQ	CB Ch 06	Channel 06	AM	Other
27.035	M	CSQ	CB Ch 07	Channel 07	AM	Other
27.055	M	CSQ	CB Ch 08	Channel 08	AM	Other
27.065	M	CSQ	CB Ch 09	Channel 09 - Emergency	AM	Other
27.075	M	CSQ	CB Ch 10	Channel 10	AM	Other
27.085	M	CSQ	CB Ch 11	Channel 11	AM	Other
27.105	M	CSQ	CB Ch 12	Channel 12	AM	Other
27.115	M	CSQ	CB Ch 13	Channel 13	AM	Other
27.125	M	CSQ	CB Ch 14	Channel 14	AM	Other
27.135	M	CSQ	CB Ch 15	Channel 15	AM	Other
27.155	M	CSQ	CB Ch 16	Channel 16	AM	Other
27.165	M	CSQ	CB Ch 17	Channel 17	AM	Other
27.175	M	CSQ	CB Ch 18	Channel 18	AM	Other
27.185	M	CSQ	CB Ch 19	Channel 19 - Highway Traffic	AM	Other
27.205	M	CSQ	CB Ch 20	Channel 20	AM	Other
27.215	M	CSQ	CB Ch 21	Channel 21	AM	Other
27.225	M	CSQ	CB Ch 22	Channel 22	AM	Other
27.255	M	CSQ	CB Ch 23	Channel 23	AM	Other
27.235	M	CSQ	CB Ch 24	Channel 24	AM	Other
27.245	M	CSQ	CB Ch 25	Channel 25	AM	Other
27.265	M	CSQ	CB Ch 26	Channel 26	AM	Other
27.275	M	CSQ	CB Ch 27	Channel 27	AM	Other
27.285	M	CSQ	CB Ch 28	Channel 28	AM	Other
27.295	M	CSQ	CB Ch 29	Channel 29	AM	Other
27.305	M	CSQ	CB Ch 30	Channel 30	AM	Other
27.315	M	CSQ	CB Ch 31	Channel 31	AM	Other
27.325	M	CSQ	CB Ch 32	Channel 32	AM	Other
27.335	M	CSQ	CB Ch 33	Channel 33	AM	Other
27.345	M	CSQ	CB Ch 34	Channel 34	AM	Other
27.355	M	CSQ	CB Ch 35	Channel 35	AM	Other
27.365	M	CSQ	CB Ch 36	Channel 36	AM	Other
27.375	M	CSQ	CB Ch 37	Channel 37	AM	Other
27.385	M	CSQ	CB Ch 38	Channel 38	AM	Other
27.395	M	CSQ	CB Ch 39	Channel 39	AM	Other
27.405	M	CSQ	CB Ch 40	Channel 40	AM	Other