COMPANY EXCHANGES in 1978
There were 11 exchanges this County. This page will describe, Each.
PASSIVE REPEATERS (billboards) were used in the Mohsve Area to
extend Microwave Toll Commications to ANY WHERE.
There is a microwave tower at this Kingman Home Office, some where :)
WILLOW BEACH was served
by an OPENWIRE 
TOLL CIRCUIT.

from DOLAN SPRINGS
where the 767 exchange
Central Office was.
LINKS To Each EXCHANGE