All police communication codes in GA
10-1: Non-Emergency
10-4: Cancel Call
10-11: Information
10-22: Can't Locate Address
10-24: Nothing to Call
Signal 16: Emergency Message
Signal 39: Information to Officer
Signal 55: 911 Hang-up
Signal 61: Non-Police Help Call
Signal 62: Switch Radio Channel
Signal 67: Hold Radio Traffic
Signal 78: Lookout