- Ahim Bagar1
- Aijal, Lushai Hills2
- Aizawl2
- Alabama2
- Albert Twp. T29N, R2E, Sec.34, S.W.1/4; 300 ft. S. of West Fish Lake at the Hunt Creek Fisheries ca. 10 mi. S. of Atlanta1
- Alberta2
- Alcona6
- Alcona Twp. T28N, R9E, Sec. 25, S.W.1/4 ca. 1.5 mi. south of the village of Black River about 100 ft. E. Lakeshore Dr.1
- Alger2
- Algoma5
- Algoma Twsp.1
- Allegan14
- Alma4
- Along Lake Michigan Rd. about 1 mile from lake Michigan.1
- Along railroad grade1
- Along road, Santa Maria1
- Alpena13
- Alpena Twp. T31N, R8E, Sec. 20, S.E.1/4; 1/4 mile W. of Bagley St. on access road near county garage.1
- Alpena Twp. T31N, R8E, Sec. 7 SE1/4; about 1/4 mile south of Long Rapids Road and 1/4 mi. E. of power generators at the Four-Mile Dam.1
- Alpena Twp. T31N, R9E, Sec. 7 SW1/4; 1/4 mile west of power generators at the Four-Mile Dam.1