These frequencies are allocations available for use by the Tennessee Valley Authority (TVA) for their conventional radio operations. These are currently in use, at least until the new UHF P25 trunked system takes over, and even then there will still be some non-trunked channels in use.
Here is a list of the TVA allocations:
40.3100
40.3700
40.4300
40.4900
40.5300
40.5700
40.6100
40.6500
40.6900
40.7300
40.7700
40.8300
40.8700
162.0250
163.0500
163.1250
163.1500
163.1750
163.3750
164.2500
164.4750
164.5750
164.7250
164.7500
166.2250
166.2500
166.2750
166.3250
166.3750
166.6375
166.8250
166.8750
167.0250
167.0750
167.1000
167.1250
167.1500
167.1750
168.2250
168.2750
168.3250
168.4750
168.5750
169.4000
169.6250
169.6750
169.7250
170.0250
170.0500
170.0750
170.1500
171.3875
171.6500
171.7000
171.7500
172.0250
172.4250
172.4500
172.4750
172.5750
172.6250
172.6500
172.7500
173.0500
173.7625
I will have more on the TVA trunked radio project in a future Fed Files.
