47 C.F.R. § 73.27 Local channels; Class C stations.
Title 47 - Telecommunication
Within the conterminous 48 states, the following frequencies are designated as local channels, and are assigned for use by Class C stations: 1230, 1240, 1340, 1400, 1450, and 1490 kHz. [56 FR 64857, Dec. 12, 1991]
Title 47: Telecommunication
PART 73—RADIO BROADCAST SERVICES
Subpart A—AM Broadcast Stations
§ 73.27 Local channels; Class C stations.

