Radio Shack PRO-93 Owner's Manual page 74

Frequency Range
170.000–170.150
170.175–170.225
170.245–170.305
170.350–170.400
170.425–170.450
170.475
170.4875–173.175
173.225–173.5375
173.5625–173.5875
173.600–173.9875
New Mobile Narrow Band (220–222 MHz in 5 kHz
steps))
Frequency Range
220.000–222.000
1 1 / -Meter Amateur band (222.000–225.000 MHz in 5
4
kHz steps)
Frequency Range
222.000–225.000
ULTRA HIGH FREQUENCY (UHF)
U. S. Government Band (406–420 MHz in 6.25 kHz
steps)
Frequency Range
406.125–419.975
74
A General Guide to Frequencies
Service
BIFC, GOVT, RTV, FIRE
GOVT
Wireless Mikes
GOVT, MIL
BIFC
PUB
GOVT, PUB, Wireless Mikes
MOV, NEWS, UTIL, MIL
MIL, Medical/Crash Crews
GOVT
Service
NEW
Service
HAM
Service
GOVT, USXX