| 41 Laboratories LLC | 29 Meade Creek Rd Sheridan, WY 82801 | (307) 674-6508 |
| Aa | 300 Derr Ave Cheyenne, WY 82007-2351 | (307) 632-7706 |
| Acuhealth Acupuncture | 15 Shrine Club Rd Lander, WY 82520-9404 | (307) 332-7888 |
| Acuhealth Acupuncture & Natural Medicine | 15 Shrine Club Rd Lander, WY 82520 | (307) 332-7888 |
| Acupuncture Thermopolis Chiropractic | 443 Big Horn St Thermopolis, WY 82443 | (307) 864-4044 |
| Adult & Geriatric Medical Specialties | 225 N 30th Street Laramie, WY 82072 | (307) 742-6319 |
| Albany County Chiropratic | 211 1 St Saratoga, WY 82331 | (307) 326-4000 |
| Alcohol | 222 S 5th St Douglas, WY 82633-2534 | (307) 358-6050 |
| Alcohol & Drug Testing Services | 222 S 5th St Douglas, WY 82633 | (307) 358-6050 |
| Alcoholism Information | 420 1/2 E Main St Sundance, WY 82729 | (307) 283-3636 |
| Allergy & Asthma Clinic Of Wyoming | 2222 E 2nd St Casper, WY 82609 | (307) 577-5222 |
| Allergy & Asthma Clinic Of Wyoming | 6252 Yellowstone Rd Cheyenne, WY 82009 | (307) 778-2015 |
| Alpine Family Medical Clinic | 230 Elk Run Alpine, WY 83128 | (307) 654-7138 |
| Alpine Hearing Care | 6500 E 2nd St Casper, WY 82609 | (307) 577-4240 |
| Alpine Veterinary Clinic | 112 Greys River Rd Alpine, WY 83128 | (307) 654-9990 |
| Ambulance Service | 2221 Elm St Rawlins, WY 82301 | (307) 324-2221 |
| Anapath Diagnostics Inc | 2301 House Ave Cheyenne, WY 82001-3176 | (307) 635-7931 |
| Anders Laura A | 709 W 8th St Gillette, WY 82716 | (307) 682-3333 |
| Andrew Scott PA-C | 5050 Powderhouse Rd Cheyenne, WY 82009-4800 | (307) 634-1311 |
| Animal Medical Center | 200 E Lakeway Rd Gillette, WY 82718 | (307) 682-6831 |
| Applied Technology Services | PO Box 1129 Rock Springs, WY 82902-1129 | (307) 352-7220 |
| APS Healthcare | 2508 E Fox Farm Rd Cheyenne, WY 82007-2559 | (307) 433-8662 |
| Arapahoe Clinic | 14 Great Plains Rd Arapahoe, WY 82510 | (307) 856-9281 |
| Arrowhead Bone & Joint Surgery | 190 Arrowhead Dr Evanston, WY 82930 | (307) 783-8280 |
| Arrowhead Surgical Clinic | 114 Mountain Village Rd Apt G Evanston, WY 82930-2154 | (307) 789-1390 |