Radio Frequencies

Michigan	Present Frequency in kc.	New Frequency March 29, 1921
WELL – Battle Creek	1420	1400
WBCM – Bay City	1410	1440
WHDF – Calumet	1370	1400
WJBK – Detroit	1500	1490
WJR – Detroit	750	760
WMBC – Detroit	1420	1400
WWJ – Detroit	920	950
WXYZ – Detroit	1240	1270
WKAR – East Lansing	850	870
WDBC – Escanaba	1500	1490
WFDF – Flint	880	910
WASH – Grand Rapids	1270	1300
WGRB – Grand Rapids	1200	1230
WLAV – Grand Rapids	1310	1340
WOOD – Grand Rapids	1270	1300
WJMS – Ironwood	1420	1450
WIBM – Jackson	1370	1450
WKZO – Kalamazoo	590	590
WJIM – Lansing	1210	1240
WMPC – Lapeer	1200	1230
WDMJ – Marquette	1310	1340
WKBZ – Muskegon	1500	1490
WCAR – Pontiac	1100	1130
WHLS – Port Huron	1370	1450
WEXL – Royal Oak	1310	1340
WSOO – S.S. Marie	1200	1230
WHAL – Saginaw	950	980
WSAM – Saginaw	1200	1230
WTCM – Traverse City	1370	1400

Source: Records of Executive Office, 1941-42 Van Wagoner Proclamations