| Final 20:20 | time | L | React. | _____________ |
| 1. Puerto Rico | 43.46s | 7 | 0.286 | |
| Beatriz Cruz, Celiangeli Morales, Erika Rivera, Carol Rodriguez |
| 2. Colombia | 43.63s | 6 | 0.277 | |
| Eliecit Palacios, Maria Idrobo, Darlenis Obregon, Yomara Hinestroza |
| 3. Jamaica | 44.27s | 5 | 0.256 | |
| Audria Segree, Jovanee Jarrett, Andrea Bliss, Anastasia Le-Roy |
| 4. Saint Kitts and Nevis | 44.43s | 4 | 0.499 |
| Tanika Liburd, Tameka Williams, Tiandra Ponteen, Virgil Hodge |
| 5. Dominicana | 44.75s | 8 | 0.398 |
| Marielis Sanchez Hice, Fanny Chalas, Marlenis Mejia, Maria Rodriguez |
| 6. Trinidad Tobago | 45.01s | 3 | 0.151 |
| Sasha Springer Jones, Ayanna Hutchinson, Reyare Thomas, Aleesha Barber |
| 7. Costa Rica | 47.31s | 2 | 0.585 |
| Mariela Leal, Shantelly Scott, Tracy Joseph, Sharolyns Scott |