Bangor Savings Bank, Millinocket
- Street : 79 Central St.
- City : Millinocket
- Phone : (207) 723-4788
- Website : http://bangor.com
Baxter State Park
- Street : 64 Balsam Dr.
- City : Millinocket
- Phone : (207) 723-9616
- Website : https://baxterstatepark.org/
Bee Line Cable
- Street : 131 Lakewood Rd.
- City : Madison
- Phone : (207) 474-0966
- Website : http://getbeeline.com
Bloomer, Russell, Beaupain
- Street : 98 Central St.
- City : Millinocket
- Phone : (207) 942-7110
- Website : http://bloomerrussellbeaupain.com
Bragdon Energy Service
- Street : 10 Balsam Drive
- City : Millinocket
- Phone : 2077234297
Bragdon Technology
- Street : 10 Balsam Drive Suite D
- City : Millinocket
- Phone : (207) 447-0006
- Website : https://www.facebook.com/BragdonTech/
Brookfield Renewable
- Street : 1024 Central St.
- City : Millinocket
- Phone : (207) 723-4341
- Website : https://brookfieldrenewable.com