From The Detroit Free Press; format descriptions are taken verbatim from the paper, cities of license are added in by me
On the AM dial:
540 CBEF French/Variety (Windsor)
560 WHND Oldies (Monroe)
580 CKWW Contemporary/Pop (Windsor)
630 CFCO Middle of Road (Chatham, ON)
710 CHYR Contemporary (Leamington, ON)
760 WJR Personality (Detroit)
800 CKLW Personality/Pop (Windsor)
870 WKAR Talk/Variety (East Lansing)
950 WWJ News/Views (Detroit)
1050 WPAG Middle of Road (Ann Arbor)
1090 WCAR Ethnic/Talk (Garden City)
1130 WCXI Country (Detroit)
1270 WXYZ News/Talk (Detroit)
1310 WNIC Contemporary/Pop (Dearborn)
1340 WEXL Inspirational (Royal Oak)
1400 WJLB Black/Variety (Detroit)
1430 WBRB Middle of Road (Mount Clemens)
1440 WCHB Black/Variety (Inkster)
1460 WPON Country (Pontiac)
1480 WSDS Modern Country (Ypsilanti)
1500 WLQV Inspirational (Detroit)
1550 CBE Canadian/Variety (Windsor)
1600 WAAM Middle of Road (Ann Arbor)
On the FM dial:
88.3 WSHJ Pop/Rock (Southfield)
88.7 CJOM Easy Listening (Windsor)
89.1 WEMU Jazz/Variety (Ypsilanti)
89.9 CBE Canadian/Variety (Windsor)
90.5 WKAR Cultural/Variety (East Lansing)
91.7 WUOM Cultural (Ann Arbor)
92.3 WTWR Golden Hits (Detroit)
93.1 WDRQ Top 40/Pop (Detroit)
93.9 CKLW Country/Western (Windsor)
94.7 WMJC Contemporary/Pop (Birmingham)
95.5 WCZY Easy Listening (Detroit)
96.3 WJR Beautiful Music (Detroit)
97.1 WWJ Easy Listening (Detroit)
97.9 WMZK Multi-Lingual (Detroit)
98.7 WLLZ Rock (Detroit)
99.5 WABX Pop/Rock (Detroit)
100.3 WNIC Contemporary/Pop (Dearborn)
101.1 WRIF Pop/Rock (Detroit)
101.9 WDET Public (Detroit)
102.7 WLBS Disco (Mount Clemens)
102.9 WIQB Rock/Variety (Ann Arbor)
103.5 WMUZ Religious (Detroit)
104.3 WOMC Pop (Detroit)
105.1 WQRS Classical (Detroit)
105.9 WJZZ Jazz (Detroit)
106.7 WWWW Pop/Rock (Detroit)
107.5 WGPR Black/Variety (Detroit)
Omitted: 90.9 WDTR Educational/Variety (Detroit) as well as most lower-powered high-school stations except for WSHJ
On the AM dial:
540 CBEF French/Variety (Windsor)
560 WHND Oldies (Monroe)
580 CKWW Contemporary/Pop (Windsor)
630 CFCO Middle of Road (Chatham, ON)
710 CHYR Contemporary (Leamington, ON)
760 WJR Personality (Detroit)
800 CKLW Personality/Pop (Windsor)
870 WKAR Talk/Variety (East Lansing)
950 WWJ News/Views (Detroit)
1050 WPAG Middle of Road (Ann Arbor)
1090 WCAR Ethnic/Talk (Garden City)
1130 WCXI Country (Detroit)
1270 WXYZ News/Talk (Detroit)
1310 WNIC Contemporary/Pop (Dearborn)
1340 WEXL Inspirational (Royal Oak)
1400 WJLB Black/Variety (Detroit)
1430 WBRB Middle of Road (Mount Clemens)
1440 WCHB Black/Variety (Inkster)
1460 WPON Country (Pontiac)
1480 WSDS Modern Country (Ypsilanti)
1500 WLQV Inspirational (Detroit)
1550 CBE Canadian/Variety (Windsor)
1600 WAAM Middle of Road (Ann Arbor)
On the FM dial:
88.3 WSHJ Pop/Rock (Southfield)
88.7 CJOM Easy Listening (Windsor)
89.1 WEMU Jazz/Variety (Ypsilanti)
89.9 CBE Canadian/Variety (Windsor)
90.5 WKAR Cultural/Variety (East Lansing)
91.7 WUOM Cultural (Ann Arbor)
92.3 WTWR Golden Hits (Detroit)
93.1 WDRQ Top 40/Pop (Detroit)
93.9 CKLW Country/Western (Windsor)
94.7 WMJC Contemporary/Pop (Birmingham)
95.5 WCZY Easy Listening (Detroit)
96.3 WJR Beautiful Music (Detroit)
97.1 WWJ Easy Listening (Detroit)
97.9 WMZK Multi-Lingual (Detroit)
98.7 WLLZ Rock (Detroit)
99.5 WABX Pop/Rock (Detroit)
100.3 WNIC Contemporary/Pop (Dearborn)
101.1 WRIF Pop/Rock (Detroit)
101.9 WDET Public (Detroit)
102.7 WLBS Disco (Mount Clemens)
102.9 WIQB Rock/Variety (Ann Arbor)
103.5 WMUZ Religious (Detroit)
104.3 WOMC Pop (Detroit)
105.1 WQRS Classical (Detroit)
105.9 WJZZ Jazz (Detroit)
106.7 WWWW Pop/Rock (Detroit)
107.5 WGPR Black/Variety (Detroit)
Omitted: 90.9 WDTR Educational/Variety (Detroit) as well as most lower-powered high-school stations except for WSHJ