| 1Heat — | Jason Zhao | Mason Manta Rays | — | 1:35.29 |
| 2Heat — | Gregg Enoch | Carmel Swim Club | — | 1:36.48 |
| 3Heat — | Ethan Ekk | Area Tallahassee 1:50.46L | — | 1:36.56 |
| 4Heat — | Alex Thiesing | Lakeside Swim Te | — | 1:36.57 |
| 5Heat — | Cooper McDonald | Dynamo Swim Club | — | 1:36.81 |
| 6Heat — | Devin Dilger | Oly Swimming | — | 1:37.34 |
| 7Heat — | Will Gavin | Life Time Georgi | — | 1:37.46 |
| 8Heat — | Kenneth Barnicle | Tormgreater Some 1:54.63L | — | 1:37.49 |
| 9Heat — | Matthew Marsteiner | New Wave Swim Te | — | 1:37.75 |
| 10Heat — | Sam Huggins | Nittany Lion Aqu 1:54.67L | — | 1:37.76 |
| 11Heat — | Can Yeniay | Suburban Seahawk 1:53.63L | — | 1:37.85 |
| 12Heat — | Xavier Sohovich | Bolles School Sh | — | 1:37.98 |
| 13Heat — | Warner Russ | Mississippi Mako 1:56.94L | — | 1:37.99 |
| 14Heat — | Seth Tolentino | Bolles School Sh | — | 1:38.09 |
| 15Heat — | Thomas Powers-Hammond | Greenwood Swimmi | — | 1:38.10 |
| 16Heat — | Jack Haywood | SwimMAC Carolina 1:51.84L | — | 1:38.33 |
| 17Heat — | Norvy Clontz | Mecklenburg Swim | — | 1:38.35 |
| 18Heat — | Charlie Kulp | Metro Area Life- 1:54.94L | — | 1:38.49 |
| 19Heat — | Ethan Guo | Greenwood Swimmi 1:54.77L | — | 1:38.64 |
| 20Heat — | Evan Peters | Victor Swim Club 1:53.37L | — | 1:38.65 |
| 21Heat — | Noah Greer | City of Mobile-S 1:55.16L | — | 1:38.70 |
| 22Heat — | Brandon Fleck | Germantown Acad- 1:53.89L | — | 1:38.71 |
| 23Heat — | Owen Ekk | Area Tallahassee 1:53.15L | — | 1:38.71 |
| 24Heat — | Walker Mattice | Zionsville Swim- | — | 1:38.83 |
| 25Heat — | Damian Czartoryjski | Cheshire Y Sea D | — | 1:38.89 |
| 26Heat — | Blake Rowe | Grand Traverse-M 1:55.42L | — | 1:38.99 |
| 27Heat — | Richard Poplawski | Scarlet Aquatics | — | 1:39.00 |
| 28Heat — | Zach Zornan Ferguson | Racer X Aquatics | — | 1:39.02 |
| 29Heat — | Alex Ayers | Nova of Virginia 1:52.68L | — | 1:39.11 |
| 30Heat — | Wells Cloud | Arlins Racing Te | — | 1:39.13 |
| 31Heat — | Mike Rice | SwimMAC Carolina | — | 1:39.25 |
| 32Heat — | Derek Estep | Keystone Aquatic | — | 1:39.26 |
| 33Heat — | Nathan Szobota | Nova of Virginia | — | 1:39.27 |
| 34Heat — | Andrew Shackell | Carmel Swim Club 1:53.80L | — | 1:39.32 |
| 35Heat — | Christopher Zhang | Life Time North 1:54.84L | — | 1:39.32 |
| 36Heat — | Bryce Menchhofer | Unattached-OH/FR 1:52.72L | — | 1:39.33 |
| 37Heat — | Liam Long | Dynamo Swim Club | — | 1:39.33 |
| 38Heat — | George Gonzalez | Unattached-FG 1:52.49L | — | 1:39.33 |
| 39Heat — | Granger Bartee | SwimMAC Carolina 1:55.10L | — | 1:39.37 |
| 40Heat — | Seth Cannon | Newburgh Sea Cre | — | 1:39.39 |
| 41Heat — | Luke Sandberg | Dynamo Swim Club | — | 1:39.41 |
| 42Heat — | Will Browne | CA - Y | — | 1:39.62 |
| 43Heat — | Reid Caswell | Upper Arlington- 1:55.41L | — | 1:39.66 |
| 44Heat — | Gordon Jc | Lynchburg YMCA S 1:55.31L | — | 1:39.68 |
| 45Heat — | Wiley Spinner | Mecklenburg Swim | — | 1:39.78 |
| 46Heat — | Lance Young | Huntsville Swim- 1:54.24L | — | 1:39.84 |
| 47Heat — | Daniel Gonzalez | Dynamo Swim Club | — | 1:39.94 |
| 48Heat — | Lucas Lane | Ohio State Unive | — | 1:40.03 |
| 49Heat — | Matthew Shnowske | 757 Swim-VA 1:55.29L | — | 1:40.11 |
| 50Heat — | Christian Dantey | Fox Chapel Kille | — | 1:40.15 |
| 51Heat — | Ben Sytsma | Rapids Area Y Sw | — | 1:40.19 |
| 52Heat — | Ari Azrad | Life Time Southe 1:53.18L | — | 1:40.19 |
| 53Heat — | Burak Iloglu | Scarlet Aquatics 1:55.47L | — | 1:40.20 |
| 54Heat — | Lewis Zhang | Carmel Swim Club | — | 1:40.22 |
| 55Heat — | Max Peterson | Peddie Aquatic A | — | 1:40.24 |
| 56Heat — | Hudson Degroote | Marlins Of Ralei 1:54.34L | — | 1:40.27 |
| 57Heat — | Luke Corey | Naval Academy Aq | — | 1:40.28 |
| 58Heat — | Anthony Mortellite | Jersey Wahoos-MA 1:55.40L | — | 1:40.34 |
| 59Heat — | Clay Baumann | Lakeside Swim Te 1:54.49L | — | 1:40.34 |
| 60Heat — | Owen Stevens | West Michigan Sw 1:56.45L | — | 1:40.36 |
| 61Heat — | Evan Prabhu | Mecklenburg Swim 1:55.38L | — | 1:40.45 |
| 62Heat — | Vincent Vinciguerra | Three Village Sw | — | 1:40.50 |
| 63Heat — | Caleb Manning | Dayton Raiders-O | — | 1:40.63 |
| 64Heat — | Luke Hartman | Team Pittsburgh- | — | 1:40.68 |
| 65Heat — | Philip Walker | Huntsville Swim- | — | 1:40.70 |
| 66Heat — | Kyler Heffner | SwimAtlanta | — | 1:40.71 |
| 67Heat — | Walter Kueffer | Southwest Stars- | — | 1:40.72 |
| 68Heat — | Jonny Hines | Fishers Area Swi 1:54.02L | — | 1:40.72 |
| 69Heat — | Cameron Petitt | Buckeye Swim Clu 1:54.44L | — | 1:40.73 |
| 70Heat — | Timothy Lee | Scarlet Aquatics | — | 1:40.74 |
| 71Heat — | Jackson Scheiber | New Wave Swim Te | — | 1:40.78 |
| 72Heat — | Luke Waldrep | Baylor Swim Club 1:54.30L | — | 1:40.79 |
| 73Heat — | Jack Rutledge | SwimMAC Carolina 1:55.55L | — | 1:40.89 |
| 74Heat — | Edward Zhang | Club Wolverine-M | — | 1:40.93 |
| 75Heat — | Owen Lin | East Carolina Aq | — | 1:40.95 |
| 76Heat — | Aaron Davidson | New Wave Swim Te 1:54.65L | — | 1:41.10 |
| 77Heat — | Charlie Green | Wahoo Aquatic Cl | — | 1:41.11 |
| 78Heat — | Tomas Fermin | Metro Aquatic Cl | — | 1:41.11 |
| 79Heat — | Brandon Richter | Eagle Swim Team- 1:55.36L | — | 1:41.12 |
| 80Heat — | Tomaz Chevres | Peddie Aquatic A 1:54.89L | — | 1:41.23 |
| 81Heat — | Luke Dwyer | Condors Swim Clu 1:54.82L | — | 1:41.28 |
| 82Heat — | Hayden Bartz | Nova of Virginia 1:55.22L | — | 1:41.34 |
| 83Heat — | Saadeddin Saadeddin | Scarlet Aquatics 1:54.94L | — | 1:41.37 |
| 84Heat — | Nate Decker | Naval Academy Aq | — | 1:41.41 |
| 85Heat — | Hudson Evans | Dynamo Swim Club 1:56.93L | — | 1:41.49 |
| 86Heat — | Cameron York | Area Tallahassee | — | 1:41.52 |
| 87Heat — | Kyle Wang | All Star Aquatic | — | 1:41.52 |
| 88Heat — | Adam Kiss | Scarlet Aquatics 1:55.00L | — | 1:41.59 |
| 89Heat — | Jake Tarara | Zionsville Swim- 1:57.80L | — | 1:41.63 |
| 90Heat — | Owen Waibel | Fanwood-Scotch P | — | 1:41.70 |
| 91Heat — | Ethan Zhang | Carmel Swim Club 1:55.02L | — | 1:41.72 |
| 92Heat — | Ryan Henderson | East Carolina Aq | — | 1:41.75 |
| 93Heat — | Nick Fabian | T2 Aquatics | — | 1:41.90 |
| 94Heat — | Cody Lonsberry | Kersindian Valle 1:57.45L | — | 1:41.91 |
| 95Heat — | Raymond Stelmark | Scarlet Aquatics 1:57.76L | — | 1:42.06 |
| 96Heat — | Owen Nye | Greensboro Commu | — | 1:42.17 |
| 97Heat — | William Mulgrew | Shawmut Aquatic- 1:54.93L | — | 1:42.33 |
| 98Heat — | Daniel Cushing | Chattahoochee Go | — | 1:42.40 |
| 99Heat — | Chase Knopf | Northern KY Clip 1:55.92L | — | 1:42.60 |
| 100Heat — | Will Charlton | CA - Y-VA 1:57.83L | — | 1:42.69 |
| 101Heat — | Wilson Tuttle | Marlins Of Ralei 1:53.46L | — | 1:42.85 |
| 102Heat — | Amir Tasker | Chambersburg Cha 1:57.10L | — | 1:42.96 |
| 103Heat — | Mac Clark | Team Pittsburgh- 1:56.25L | — | 1:43.04 |
| 104Heat — | Aidan Clements | Academy Aquatic- | — | 1:43.16 |
| 105Heat — | Tre Cottrell | South Jersey Aqu | — | 1:43.19 |
| 106Heat — | Isaac Lee | Manchester Makos | — | 1:43.35 |
| 107Heat — | Palmer Bice | Naval Academy Aq | — | 1:43.80 |
| 108Heat — | Emre Sungur | Phoenix Aquatic- 1:54.81L | — | 1:43.93 |
| 109Heat — | Max Plumley | Unattached-OH/U | — | 1:43.95 |
| 110Heat — | Matthew Hughes | Ensworth Aquatic 1:55.20L | — | 1:43.98 |
| 111Heat — | Juan Vallmitjana | South Florida Aq 1:57.76L | — | 1:44.19 |
| 112Heat — | Jack Mills | Lynchburg YMCA S | — | 1:44.21 |
| 113Heat — | Gavin Peck | Academy Aquatic- | — | 1:44.24 |
| 114Heat — | Nick Lugo | Winchester Swim- | — | 1:44.33 |
| 115Heat — | Caleb Wolf | Arlington Aquati 1:56.73L | — | 1:47.92 |
| —Heat — | George Dovellos | Bolles School Sh | — | |
| —Heat — | Freddy Klein | SwimMAC Carolina | — | |
| —Heat — | Antoine Destang | Bolles School Sh | — | |