Fore the Hicksville Fire Department I was able to come up with the following frequency descriptions but had trouble determining what 453.7625 and 458.7625 are used for. Not sure if they were part of a x-band repeater setup or used as additional fireground frequencies.
Hicksville Fire Department
453.26250 MHz Hicksville Fire Department Alert Tones
458.26250 MHz Hicksville Fire Department Alert Tones Repeater Input
453.83750 MHz Hicksville Fire Department Dispatch / Operations
458.83750 Mhz Hicksville Fire Department Dispatch / Operations Repeater Input
453.71250 Mhz Hicksville Fire Department Fireground 1
453.61250 MHz Hicksville Fire Department Fireground 2
453.43750 MHz Hicksville Fire Department Fireground 3
453.7625 MHz??
458.7625 MHz??
Hicksville Fire Department
453.26250 MHz Hicksville Fire Department Alert Tones
458.26250 MHz Hicksville Fire Department Alert Tones Repeater Input
453.83750 MHz Hicksville Fire Department Dispatch / Operations
458.83750 Mhz Hicksville Fire Department Dispatch / Operations Repeater Input
453.71250 Mhz Hicksville Fire Department Fireground 1
453.61250 MHz Hicksville Fire Department Fireground 2
453.43750 MHz Hicksville Fire Department Fireground 3
453.7625 MHz??
458.7625 MHz??