There are 23 GMRS channels. None of the GMRS channels are assigned for the exclusive use of any system.
License applicants and licensees must cooperate in the selection and use of the channels in order to make the
most effective use of them and to reduce the possibility of interference.
* Any mobile station or small base station in a GMRS system operating in the simplex mode may transmit voice type emissions with no more than 5 watts ERP.
** These channels are shared with the Family Radio Service. Any mobile station in a GMRS system may transmit on the 467.675 MHz channel to communicate through a mobile relay station transmitting on the 462.675 MHz channel.