| Code | Meaning |
| 10-1 | Situation under control |
| 10-2 | Arriving at scene |
| 10-3 | Go ahead with message |
| 10-4 | OK, Received message |
| 10-5 | Relay |
| 10-6 | Busy |
| 10-7 | Out of service |
| 10-8 | In service |
| 10-9 | Repeat message |
| 10-10 | Accident, PI, PD, H&R |
| 10-11 | 2nd Fire alarm received |
| 10-12 | Request assistance at HQ or fire station |
| 10-13 | Weather and road conditions |
| 10-14 | Convoy or escort |
| 10-15 | Prisoner in custody |
| 10-16 | Pick up prisoner at … |
| 10-17 | Meal stop or send coffee & sandwiches to scene |
| 10-18 | Clear assignment ASAP |
| 10-19 | Return to … |
| 10-20 | Location |
| 10-21 | Contact by telephone |
| 10-22 | Disregard |
| 10-23 | Direct traffic at … |
| 10-24 | Send assistance to scene |
| 10-24a | Assist … at … |
| 10-25 | ETA |
| 10-26 | Advise operator's # of … |
| 10-26a | Record of traffic violations |
| 10-26b | Record of criminal violation |
| 10-27 | Notify appropriate police agency |
| 10-28 | Registration information |
| 10-29 | Check for wanted |
| 10-29n | Negative on wanted |
| 10-29p | Positive on wanted |
| 10-30 | Does not conform to rules & regulations |
| 10-31 | Meet complainant at … |
| 10-32 | Complaint to be suffixed alphabetically |
| 10-33 | Parking violation |
| 10-33a | Disabled vehicle (location) |
| 10-34 | Prepare to make copy |
| 10-35 | Confidential information |
| 10-36 | Time check |
| 10-37 | Advise if court is open |
| 10-38n | Magistrate not available |
| 10-39 | Use caution |
| 10-40 | Officer in trouble |
| 10-41 | Checking MV or pedestrian at location |
| 10-42 | Clear on check |
| 10-42a | Arrest |
| 10-42cpc | Crime prevention check |
| 10-42r | Reprimand |
| 10-43 | Wrecker needed |
| 10-44 | Ambulance needed |
| 10-45 | Rescue equipment needed |
| 10-46 | Fire apparatus needed for washdown |
| 10-47 | Dispatch tank truck |
| 10-48 | Alarm at location |
| 10-49 | Civil disturbance - Police |
| 10-50 | Contact medical examiner |
| 10-51 | Notify fire marshall |
| 10-52 | Permission to leave sector |
| 10-53 | Obstruction in roadway |
| 10-54 | Road blocked or closed at … |
| 10-55 | Pick up … |
| 10-56 | School crossing assignment |
| 10-57 | Bomb threat |
| 10-58 | Traffic light not functioning |
| 10-59 | Release standby personnel |
| 10-60 | Contact C.I. division |
| 10-61 | Property check |
| 10-62 | Clear on property check |
| 10-63 | Advise where … can be contacted |
| 10-64 | Special unit operating in area |
| 10-65 | Attempting warrant at … |
| 10-66 | Radio tower lights checked |
| 10-67 | Permission to transmit car to car |
| 10-68 | Meet officer … at … |
| 10-69 | Enroute to … |
| 10-70 | Report to … |
| 10-71 | Alert for major emergency |
| 10-72 | Mobilize for major emergency |
| 10-73 | Report to marshalling area |
| 10-74 | Supplement committed personnel and equipment |
| 10-75 | Activate scrambler |
| 10-75a | Deactivate scrambler |
| 10-76 | 911 hang up |
| 10-77 | Radio restriction |
| 10-78 | Radio restriction lifted |
| 10-79 | Routine non-emergency transport |
| 10-80 | Spinal injury |
| 10-81 | Mental patient |
| 10-82 | Communicable disease |
| 10-83 | Head, face & neck injury |
| 10-84 | Seizure |
| 10-85 | Convulsions |
| 10-86 | Drowning |
| 10-87 | Police action (caution) |
| 10-88 | Overdose |
| 10-89 | Burns |
| 10-90 | Possible cardiac arrest (external heart massage) |
| 10-91 | D.O.A |
| 10-92 | Possible internal injury |
| 10-93 | Fractured limb |
| 10-94 | Miscarriage |
| 10-95 | Emergency maternity |
| 10-96 | Have oxygen ready |
| 10-97 | Severe bleeding |
| 10-98 | Stroke victim |
| 10-99 | Heart attack |
| 10-100 | Clear the air - emergency msg |