Use of cell phones while driving is permitted in the state, except in Cheyenne, where use of handheld cell phones while driving is prohibited.
Drivers are prohibited from using handheld electronic wireless communication devices to write, send, or read electronic messages while they are operating a vehicle on a public street or highway (WY Stat. Sec. 31-5-237).
Drivers can use these devices to send messages to emergency responders or while legally parked.
Electronic displays, such as on global positioning systems and other vehicle navigation instruments, are permitted. Emergency and law enforcement vehicles are exempt.