25 swimmers
| # | Swimmer | Team | LSC | Time | Date |
|---|---|---|---|---|---|
| 1 | Olivia Paliscak SAC | SAC | AZ | 2:52.80 | 2013-01-25 |
| 2 | Jacee Frivaldo AZLIF | AZLIF | AZ | 2:54.91 | 2010-01-30 |
| 3 | Alana Tipton OKSWI | OKSWI | OK | 2:55.79 | 2025-01-10 |
| 4 | Loren Connors AZAC | AZAC | AZ | 2:56.84 | 2014-01-10 |
| 5 | Sejdina Haseljic AZSWI | AZSWI | AZ | 2:56.98 | 2010-01-30 |
| 6 | Layla Stein AZANT | AZANT | AZ | 2:58.07 | 2023-10-28 |
| 7 | Isabelle Sexson SAC | SAC | AZ | 2:59.97 | 2015-01-11 |
| 8 | Nicole Falls AZSWI | AZSWI | AZ | 3:00.38 | 2011-01-29 |
| 9 | Olivia Podoleanu MRTWI | MRTWI | MR | 3:02.92 | 2026-05-30 |
| 10 | Natalie Ankenman MVTSU | MVTSU | MV | 3:10.14 | 2025-11-07 |
| 11 | Emiley Lynch AZPHO | AZPHO | AZ | 3:11.44 | 2012-01-27 |
| 12 | Mckenzi Lindhag AZSUN2 | AZSUN2 | AZ | 3:14.49 | 2015-01-11 |
| 13 | Kira Pope AZHAV | AZHAV | AZ | 3:16.36 | 2016-01-10 |
| 14 | Iliana Bergin MEMOU | MEMOU | ME | 3:26.95 | 2026-06-21 |
| 15 | Mandy Rothe AZPHO | AZPHO | AZ | 3:30.26 | 2014-03-22 |
| 16 | Kaile Dills AZSWI | AZSWI | AZ | 3:34.68 | 2014-01-10 |
| 17 | Louise Simpson NECAN | NECAN | NE | 3:39.04 | 2026-06-21 |
| 18 | Kinley Knipfer AKNOM | AKNOM | AK | 3:51.77 | 2023-01-15 |
| 19 | Hannah Shideler AZSWI | AZSWI | AZ | 3:58.16 | 2014-01-10 |
| 20 | Sydney Hagerman AZTUC | AZTUC | AZ | 4:01.15 | 2014-03-22 |
| 21 | Paige Beadle AZAQU2 | AZAQU2 | AZ | 4:03.66 | 2014-03-22 |
| 22 | Piper Lewis AKNOM | AKNOM | AK | 4:05.70 | 2023-01-15 |
| 23 | Mary Bell AKHAI | AKHAI | AK | 4:10.57 | 2019-04-26 |
| 24 | Denali Walrath AKNOM | AKNOM | AK | 4:34.75 | 2023-01-15 |
| 25 | Savanna Siler MIHUR | MIHUR | MI | 5:19.95 | 2026-05-03 |