OFI : Office of Fire Investigation.
4-6-4
 OFI Juvenile Investigation Coordinator, Administrative Fire Marshal
 Shop : G 521
 2005 _ Ford F-150 crew cab
OFI 4-6-4 / OFI 4-6-4 / OFI 4-6-6
4-6-8
 OFI Fire Marshal - 24 Hours
 Shop : G 551
 2006 _ Ford F-150 XLT crew cab
Battalion 3 / OFI 4-6-4 / OFI 4-6-8
4-6-6
 OFI Supervisor Fire Marshal - 24 Hours
 Shop : B 50
 2005 _ Ford F-150 extended cab
4-6-4
 OFI Supervising Fire Marshal
 Shop : A 206
 1982 _ Ford LTD
District Deputy Chief 2-2-1 / OFI 4-6-4
4-6-10
 OFI Major Incident Investigation Unit
 Shop : C 724
 1985 _ Ford F-350 / Wheeled Coach
Ambulance 15 / OFI 4-6-10 / Fire Investigation Unit 4-6-6A
4-6-9
 Fire Marshal - 24 Hours
 Shop : B 506
 2005 _ Ford F-150
OFI 4-6-8 / OFI 4-6-6 / OFI 4-6-9
4-6-7
 Fire Marshal - 24 Hours
 Shop : B 505
 2005 _ Ford F-150 extended cab
OFI 4-6-7 / Logistics















Chicago Fire Department Old - Office of Fire Investigation Chicago, IL
4-6-1
 Chief: Bureau of Fire Investigation - Arson Unit
 Shop : A-161
 1974 _ Plymouth Gran Fury Sedan
Arson Unit: Bureau of Fire Investigations
 Shop : B-314
 1968 _ Ford Country Sedan Station Wagon
Chief: 1st Battalion 2-3-1 / Spare
 Arson Unit: Bureau of Fire Investigations 4-6-2 /
 Arson Unit: Bureau of Fire Investigations 4-6-3
4-6-6
 OFI Supervisor Fire Marshal - 24 Hours
 Shop : G-426
 1978 _ Ford Econoline E-350
Electrical Service 7-3-1 / OFI 4-6-6 / Public Education Unit / Warehouse Delivery
Commander: Bureau of Fire Investigation - Arson
 Shop : B-209
 1953 _ Ford Mainline 6 Sedan
Chief: 25th Battalion 2-5-5 / Spare / Commander: Bureau of Fire Investigation - Arson / Spare
4-6-1
 Arson Unit: Bureau of Fire Investigations - Deputy Fire Marshal
 Shop : B-278
 1961 _ Ford Ranch Wagon Station Wagon
Arson Unit: Bureau of Fire Investigations - Deputy Fire Marshal 4-6-1 /
 Arson Unit - Citywide: Bureau of Fire Investigations 4-6-4 / Spare
4-6-3
 Arson Unit: Bureau of Fire Investigations
 Shop : B-291
 1963 _ Ford Country Sedan Station Wagon
Arson Unit: Bureau of Fire Investigations 4-6-3 / Spare
Bureau of Fire Investigations
 Shop : B-303
 1966 _ Ford Country Sedan Station Wagon
Commander: Photo Unit - Bureau of Fire Investigations - Deputy Fire Marshal 4-6-1 /
 Arson Unit: Bureau of Fire Investigations - 4-6-? / Commander: Photo Unit - Bureau of Fire Investigations /
 Spare
4-6-3
 Arson Unit: Bureau of Fire Investigations
 Shop : B-331
 1968 _ Ford Country Sedan Station Wagon
Arson Unit: Bureau of Fire Investigations 4-6-3 / Spare
Bureau of Fire Investigations
 Shop : B-345
 1970 _ Ford Country Sedan Station Wagon
Commander: Photo Unit - Bureau of Fire Investigations 4-9-1 / Arson Unit: Bureau of Fire Investigations 4-6-3
4-6-4
 OFI Supervising Fire Marshal
 Shop : A 283
 1988 _ Chevrolet Caprice
District Deputy Chief 2-2-4 / OFI 4-6-4 / Spare /
 Administrative Assistant: EMS
4-6-3
 OFI Supervising Fire Marshal
 Shop : A-281
 1988 _ Chevrolet Caprice
District Deputy Chief 2-2-2 / OFI 4-6-3 / Spare / Air Mask Services 6-4-7
4-6-4
 OFI Supervising Fire Marshal
 Shop : A-292
 1988 _ Chevrolet Caprice
Battalion 3 / Spare / EMS Field Officer:4-5-4 / OFI 4-6-4 / OFI 4-6-6 / OFI 4-6-4 / Spare
4-6-4
 OFI Supervising Fire Marshal
 Shop : A-435
 1999 8 Ford Crown Victoria
Battalion 5 / OFI 4-6-4
4-6-4
 OFI Supervising Fire Marshal
 Shop : A-326
 1991 8 Chevrolet Caprice
Deputy District Chief: 5th District 2-2-5 / OFI 4-6-5 / OFI 4-6-7 / OFI 4-6-5
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