Template:Two-way radio

Amateur and hobbyist
Amateur radio • Citizens' band radio • Family Radio Service
General Mobile Radio Service • Multi-Use Radio Service • UHF CB (Australia) • PMR446

Aviation (aeronautical mobile)
Airband • UNICOM

Land-based commercial and government mobile
Business band • Base station • Mobile radio • Radio repeater • Trunked radio system • Walkie talkie

Marine (shipboard)
2182 kHz • Coast radio station • Marine VHF radio • Maritime mobile amateur radio

Signaling / Selective calling
CTCSS • MDC-1200 • Push to talk • Quik Call I • Selcall