Locate Scanner Frequencies for Amateur Radio (Ham), Public Safety (Police, Fire, EMS), Businesses (Towing, Taxi, Communications, etc.): Radio Reference.com
Great Resource! Ham Radio Cheat Sheet from OffGridSurvival.com
Locate Ham Repeaters in your area: Locate Ham Repeaters
During disasters or other emergencies, ARRL NTS is used to communicate critical information for saving lives, property and to inquire about status of disaster victims: ARRL NTS (National Traffic System)
Shortwave Radio Listening:
A shortwave radio can receive radio transmissions on frequencies between 3 and 30 MHz. These frequencies have the ability to “propagate” for long distances. In most cases, you can receive many stations using the antenna that comes with the radio. To receive more distant stations, you can use an external long-wire antenna. A shortwave radio with SSB will allow you to monitor the Nation Nets.