Railroad: Detroit, Bay City and Alpena Railroad Company
Bay City & Alpena → Detroit, Bay City & Alpena → Detroit & Mackinac
Reorganized: BC&A in 1883. Line from Prescott to East Tawas.
Became: D&M in 1894.
Bought the Black River Railroad in 1886. Line completed from Alger to Alplena in 1886.