Sec.  73.26   Regional channels; Class B and Class D stations.

   (a) The following frequencies are designated as regional channels and are
   assigned for use by Class B and Class D stations: 550, 560, 570, 580, 590,
   600, 610, 620, 630, 790, 910, 920, 930, 950, 960, 970, 980, 1150, 1250,
   1260, 1270, 1280, 1290, 1300, 1310, 1320, 1330, 1350, 1360, 1370, 1380,
   1390, 1410, 1420, 1430, 1440, 1460, 1470, 1480, 1590, 1600, 1610, 1620,
   1630, 1640, 1650, 1660, 1670, 1680, 1690, and 1700 kHz.

   (b)  Additionally, in Alaska, Hawaii, Puerto Rico, and the U.S. Virgin
   Islands the frequencies 1230, 1240, 1340, 1400, 1450, and 1490 kHz are
   designated  as  Regional channels, and are assigned for use by Class B
   stations. Stations formerly licensed to these channels in those locations as
   Class C stations are redesignated as Class B stations.

   [ 56 FR 64857 , Dec. 12, 1991]