10-0X
- 10-0: Beware | Caution
- 10-1: Signal Weak | Receiving Poorly
- 10-2: Signal Good
- 10-3: Stop Transmitting | Cease Transmission
- 10-4: Acknowledgment | Affirmative
- 10-5: Relay
- 10-6: Busy | Stand By
- 10-7: Out of Service
- 10-8: In Service
- 10-9: Repeat
10-1X
- 10-10: Negative
- 10-11: Dog Case
- 10-12: Stand By
- 10-13: Weather Report
- 10-14: Convoy | Escort
- 10-15: Prisoner in Custody
- 10-16: Picking Up
- 10-17: Urgent
- 10-18: Urgent — Use lights and siren
- 10-19: Return to station
10-2X
- 10-20: Location
- 10-21: Telephone | Telephone Call
- 10-22: Disregard | Cancel
- 10-23: Standy | Stand By
- 10-24: Assignment Completed
- 10-25: Report of a Suspicious Person
- 10-26: Duplicate Traffic
- 10-27: Identify Operator
- 10-28: Vehicle Registration Information
- 10-29: Check for Warrants and Stolen Property
10-3X
- 10-30: Unnecessary Use of Lights/Siren
- 10-31: Crime in Progress
- 10-32: Subject with a Gun
- 10-33: Emergency! All units stand by
- 10-34: Dead body
- 10-35: Major crime
- 10-36: Correct time
- 10-37: Suspicious vehicle
- 10-38: Stopping a suspicious vehicle
- 10-39: Urgent use lights and siren
10-4X
- 10-40: Silent run
- 10-41: Begin tour of duty
- 10-42: End tour of duty
- 10-43: Information received
- 10-44: Request for assistance
- 10-45: Injured person
- 10-46: Assist motorist
- 10-47: Emergency road repairs
- 10-48: Traffic standard operating procedures
- 10-49: Traffic light out
10-5X
- 10-50: Traffic accident
- 10-51: Wrecker or tow truck needed
- 10-52: Ambulance needed
- 10-53: Road blockage
- 10-54: Possible drunk
- 10-55: Intoxicated driver
- 10-56: Intoxicated pedestrian
- 10-57: Hit and run accident
- 10-58: Direct traffic
- 10-59: Convoy or Escort
10-6X
- 10-60: Suspicious person
- 10-61: Personnel in area
- 10-62: Reply to message
- 10-63: Prepare to make written copy
- 10-64: Message for Local Delivery
- 10-65: Net Message Assignment
- 10-66: Suspicious Person
- 10-67: All units stand by
- 10-68: Message received
- 10-69: Message delivered
10-7X
- 10-70: Fire alarm
- 10-71: Smoke report
- 10-72: Report of a fire
- 10-73: Smoke report
- 10-74: Negative
- 10-75: In contact with
- 10-76: En route
- 10-77: ETA (Estimated Time of Arrival)
- 10-78: Need Assistance
- 10-79: Notify Coroner
10-8X
- 10-80: Chase in Progress
- 10-81: Breathalyzer Test
- 10-82: Reserve lodging
- 10-83: Work school crossing
- 10-84: If meeting, advise ETA
- 10-85: Meeting in progress
- 10-86: Off duty
- 10-87: Pickup
- 10-88: Present Location
- 10-89: Bomb Threat