Here's a list of EPD signals I made up for a neighbor. The fire dept rarely uses any codes.
1 – Call the station
3 – Call home
4 - Report to station
5 – Phone call waiting
6 - Telephone Number:
7 – 911 Hangup
8 - Meet Or Go to:
9 - Disregard
10 - Rush / Quick Action
11 - Information Confidential
12 - Will Be Out Of Car at:
13 - Running Radar
14 - Request Detective
15 - Unable To Broadcast Details
16 - Aircraft Accident
17 - Out To Eat
18 - Pistol Practice or Training
19 - Request Polygraph
20 - Car Wash
21 - Car Repair
22 - Personal Relief
23 - Boat Accident
24 - Pick Up Unit or Item at:
25 - Abandoned Vehicle: (1) On Road (2) Off Road
26 - Taking Subject To Court
27 - Stopping Car (Give Location & Description)
28 - Call Communications
29 - At Your Convenience
30 - Special Assignment
32 - Check Records On Name, Address, Dob
33 - Known Burglar, Felon
37 - Advise Anything For Me
38 - There Is Nothing For You
40 - Records Indicate Subject Is Wanted
41 - Vehicle Registration Check
42 - Stand By For Trouble at:
43 - In Possession (1-Personnel 2-Property 3-Prisoner 4-Papers)
45 - Fire
46 - In Pursuit (Give Details)
47 - Escort (Give Details)
48 - Visitors Or Officials Present
49 - Take Tornado Watch Positions
50 - Tornado
51 - Homicide
52 - Burglary
53 - Auto Theft
54 - Theft
55 - Fight
56 - Domestic Disturbance
57 - Robbery
58 - Shoplifting
59 - See Complainant at:
60 - See Witness at:
61 - Drowning
62 - Knifing
63 - Shooting
64 - Prowler
65 - Suspicious Person
66 - Suicide
67 - Attempted Suicide
68 - Lost Child
69 - Juveniles
70 - Hot Rods or Drag Racing
71 - Go Cart or Mini-Bike Problems
72 - Request K-9
73 - Request Coroner
74 - Request Conservation Officer
75 - Request Photographer
76 - Request Ambulance
77 - Request Wrecker
78 - Request Backup
79 - Having Trouble
80 - Traffic Control
81 - Labor Strike Trouble
82 - Serve Papers
83 - Unable To Locate
84 - Pick Up Prisoner
85 - Turn On Gas Pumps
86 - Gas Mileage, Gallons
87 - Blood Run
88 - Open Security Garage Door at E.C.P.D.
89 - Close Security Garage Door at E.C.P.D.
90 - Narcotics
91 - Sex Offense, (1)Rape, (2)Molest, (3)Indecent Exp.
92 - Kidnapping
93 - Runaway or Missing Person
94 - Battery
95 - Criminal Mischief
96 - Harassment or Threat
97 - House or Building Check
98 - Alley Check or Business District
99 - Important Information
100 - Hold All But Emergency Traffic
101 – Hold traffic
108 - Silent Alarm