| Business | Phone |
| Alzheimer Association-Billings 2900 12th Ave N # 4e, Billings 59101 | (406) 252-3053 |
| Alzheimer Association-Montana 3010 11th Ave N, Billings 59101 | (406) 252-3053 |
| American Cancer Society 550 N 31st St # 103, Billings 59101 | (406) 256-7150 |
| American Diabetes Assn 3203 3rd Ave N # 203, Billings 59101 | (406) 256-0616 |
| American Heart Assn 2812 1st Ave N # 216, Billings 59101 | (406) 256-3855 |
| Arthritis Foundation 15 N 26th St, Billings 59101 | (406) 245-0231 |
| Yellowstone Assn-Retarded Ctzn 7 Willow Bend Dr, Billings 59102 | (406) 656-9549 |
| Yellowstone River Parks Assn 2409 2nd Ave N, Billings 59101 | (406) 248-1400 |
| Yellowstone Valley Medical Soc 1111 Main St # 5, Billings 59105 | (406) 248-4672 |
| Association Services 401 1/2 N 23rd St, Billings 59101 | (406) 259-1703 |
| Billings Education Assn 510 N 29th St, Billings 59101 | (406) 248-9812 |
| Downtown Billings Partnership 2906 3rd Ave N, Billings 59101 | (406) 294-5060 |
| Montana Branded Beef Assn 611 Lile Rd, Billings 59101 | (406) 248-1188 |
| Montana Contractors Assn 404 N 31st St # 125, Billings 59101 | (406) 256-9910 |
| Montana Head Injury Assn 1500 University Dr, Billings 59101 | (406) 657-2077 |
| Montana Peoples' Action 2822 3rd Ave N # 210, Billings 59101 | (406) 245-6106 |
| Montana Primary Care Assn 1835 Arcadia Dr, Billings 59102 | (406) 655-8249 |
| Montana Retail Assn 1537 Avenue D # 320, Billings 59102 | (406) 256-1005 |
| Montana Wyoming Tribal Leaders 207 N 28th St # Br2, Billings 59101 | (406) 252-2550 |
| Muscular Dystrophy Assn 2070 Overland Ave # 101, Billings 59102 | (406) 655-9000 |
| National Multiple Sclerosis 1629 Avenue D, Billings 59102 | (406) 252-9500 |
| Mea-Mft South Central 510 N 29th St, Billings 59101 | (406) 248-9820 |