Tucson Metro Area
From The RadioReference Wiki
City of Tucson
The City of Tucson uses the VHF Band for most public safety operations:
Tucson Police Department
The Tucson Police Department has 12 frequencies in the VHF band for dispatch. Units can so simplex on the repeater outputs.
'"`UNIQ--freqsubcat-00000000-QINU`"'
Tucson Fire Department
The Tucson Fire Department has 11 frequencies in the 453 MHz band for dispatch and operations. Fireground operations are in simplex mode:
'"`UNIQ--freqsubcat-00000001-QINU`"'