81. HKM Engineering Inc
222 N 32nd St, Billings, MT 59101
Coordinate: 45.7811,-108.51239
Phone: (406) 442-0370
82. Pipe Tech
928 Broadwater Ave, Billings, MT 59101
Coordinate: icon:https://i1.ypcdn.com/ypu/images/icons/map-pin.png|45.77692,-108.53981
Phone: (406) 281-8090
83. Jmc Engineering
19 N 28th St, Billings, MT 59101
Coordinate: icon:https://i1.ypcdn.com/ypu/images/icons/map-pin.png|45.78201,-108.50513
Phone: (406) 294-7200
84. Murtagh Municipal Engineering
208 N 29th St Ste 223, Billings, MT 59101
Coordinate: icon:https://i1.ypcdn.com/ypu/images/icons/map-pin.png|45.78258,-108.50825
Phone: (406) 294-5088