Hello,
You can get the Hamden PD codes off this web site:
www.fordyce.org, then look under New Haven County. I am career firefighter / paramedic in the HFD. these are the main signals we use.
Signal:
60: On the air, can also be used for a Pri. 2 response
61: Responding Pri. 1
62: Out of service, state reason, Also used by Rescue Co.'s when Paramedic assists in to the hospital with ambulance.
63: Back in service
64:Off the air in quarters
65:Arrival at location
21:Fill out box alarm
22:Second alarm
23 Third alarm
24:4th alarm
26: Request ambulance
29: Request police
Code 100: Medical cardiac arrest
Code 200: Traumatic cardiac arrest
I hope this helps you out. Take care. All radio traffic and dispatches are heard on 154.160 with 154.010 being a non-repeater fireground channel.