| 1. | - | | Mandi Anderson
Taylor Bowns
Mackenzee Barker
Sarah Peterson | 4:00.19a | WY | Evanston Senior | Wyoming State Championships 2012 | Sat, May 19 |
| 2. | - | | Madison Legerski
Mary Kozlowski
Regan Wilson
Cassidy Meade | 4:01.46a | WY | Laramie | Wyoming State Championships 2012 | Sat, May 19 |
| 3. | - | | Teren Hanson
Paige Hanewald
Rahnee Jackson
Carra Jackson-Brown | 4:05.39a | WY | Natrona county | Wyoming State Championships 2012 | Sat, May 19 |
| 4. | - | | Adriana Beaver
Sophie Seely
Melina Harris
Heidi Pfoor | 4:06.45a | WY | Cheyenne Central | Wiseman Invitational(21st) 2012 | Sat, May 5 |
| 5. | - | | Julia Seamans
Sarah Sharp
Makayla Pzinski
Demi Fischer | 4:11.24a | WY | Campbell County | Wyoming State Championships 2012 | Sat, May 19 |
| 6. | - | | Effie Oates
Brooke Smothers
Cynica Feiler
Samantha Case | 4:13.90a | WY | Kelly Walsh | Wyoming State Championships 2012 | Sat, May 19 |
| 7. | - | | Jessy Eatmon
Anna Reiner
Alex Frauendienst
Alicia Turner | 4:15.74a | WY | Cheyenne East | Wyoming State Championships 2012 | Sat, May 19 |
| 8. | - | | Hannah Svilar
Jensyn Pettit
Sheridan Smith
Jillian C' Bearing | 4:16.26a | WY | Riverton | 4A-2A-1A West Regional Track & Field 2012 | Sat, May 12 |
| 9. | - | | Cassia Catterall
Reanna Jereb
Lexy Newman
Cassie Johnson | 4:19.05a | WY | Rock Springs | 4A-2A-1A West Regional Track & Field 2012 | Sat, May 12 |
| 10. | - | | Jasmine Dicks
Cali Stewart
Stephanie Dickinson
Dani Noble | 4:22.03a | WY | Cheyenne South | Wiseman Invitational(21st) 2012 | Sat, May 5 |
| 11. | - | | Mariah Grant
Erin Jensik
Tori Blea
Katie Rotellini | 4:26.29a | WY | Sheridan | 4A-2A-1A East Regional T&F 2012 | Fri, May 11 |
| 12. | - | | Relay Team | 4:30.19a | WY | Green River | Mount Timpanogas Invitational | Sat, Mar 24 |
