Johnson County Options for Police, Fire and EMS Scanners.
The state of Iowa uses analog communications for the Iowa State Patrol, however, a digital frequency is used for car-to-car communications. The Iowa Department of Transportation operates a network of digital communications systems statewide for highway operations. The best state of Iowa police scanner radio includes all digital scanner models. Please click on the links below for state of Iowa scanner radio frequencies:
Johnson County and Iowa City and Coralville, Iowa, use analog radio frequencies and not digital communications. The city of Iowa City, University Heights and the University of Iowa use trunked communications. The best Johnson County and Iowa City and Coralville, Iowa, police scanner radio includes all low-end trunking models. Please click on the links below for Johnson County, Iowa, scanner radio frequencies and trunking talkgroups.