Communicating by radio on land was a craze in the 1970’s. Both private passenger cars and professional truckers used the inexpensive, limited-range Citizens Band transmissions to avoid speeding tickets and to pass the time while logging highway miles. Today no license is required to operate a CB radio, but the device has practically disappeared from passenger vehicles. VHF marine radios are more powerful, but their use ashore could land users in hot water with the FCC. Writer Bio

How Far Can Marine Radios Transmit Land to Land  - 10