list of ham radio frequencies

am radio frequencies vary by region and by radio class (e.g. technician, general, extra). However, here are some common frequencies used in the United States by hams:

• 1.8 MHz (160 meters)
• 3.5 MHz (80 meters)
• 7.0 MHz (40 meters)
• 10.1 MHz (30 meters)
• 14.1 MHz (20 meters)
• 18.068 MHz (17 meters)
• 21.0 MHz (15 meters)
• 24.9 MHz (12 meters)
• 28.0 MHz (10 meters)
• 50.125 MHz (6 meters)
• 144.200 MHz (2 meters)
• 222.1 MHz (1.25 meters)
• 432.1 MHz (70 centimeters)
• 902.1 MHz (33 centimeters)
• 1296.1 MHz (23 centimeters)

Note that some frequencies may be restricted to certain modes (e.g. CW, SSB, FM) or certain uses (e.g. repeaters, satellite). Additionally, hams are often required to obtain licenses and follow regulations regarding frequency usage.