| Final 21.08 19:30 | Team | time | L | Q. | | 1. Veronica Campbell-Brown | JAM | 21.74s | 4 | 11.3.1. | | 2. Allyson Felix | USA | 21.93s | 5 | 9. 4.4. | | 3. Kerron Stewart | JAM | 22.00s | 6 | 10.4.2. | | 4. Muna Lee | USA | 22.01s | 9 | 1. 9.3. | | 5. Marshevet Hooker | USA | 22.34s | 7 | 14.6.5. | | 6. Sherone Simpson | JAM | 22.36s | 8 | 6. 1.6. | | 7. Debbie Ferguson-McKenzie | BAH | 22.61s | 2 | 20.8.7. | | 8. Cydonie Mothersill | CAY | 22.68s | 3 | 3. 9.9. |
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| Semi 1 20.08 21:55 | Team | time | L | Rk. | | 1. Veronica Campbell-Brown | JAM | 22.19s | 5 | 1. | | 2. Kerron Stewart | JAM | 22.29s | 7 | 2. | | 3. Muna Lee | USA | 22.29s | 4 | 3. | | 4. Debbie Ferguson-McKenzie | BAH | 22.51s | 9 | 7. | | 5. Yuliya Chermoshanskaya | RUS | 22.57s | 6 | 8. | | 6. Nataliia Pygyda | UKR | 22.95s | 3 | 13. | | 7. Susanthika Jayasinghe | SLA | 22.98s | 8 | 14. | | 8. Roxana Diaz | CUB | 23.12s | 2 | 15. |
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| Semi 2 20.08 22:04 | Team | time | L | Rk. | | 1. Allyson Felix | USA | 22.33s | 7 | 4. | | 2. Marshevet Hooker | USA | 22.50s | 9 | 5. | | 3. Sherone Simpson | JAM | 22.50s | 5 | 6. | | 4. Cydonie Mothersill | CAY | 22.61s | 3 | 9. | | 5. Muriel Hurtis-Houairi | FRA | 22.71s | 4 | 10. | | 6. Roqaya Al-Gassra | BRN | 22.72s | 6 | 11. | | 7. Emily Freeman | GBR | 22.83s | 8 | 12. | | 8. Aleksandra Fedoriva | RUS | 23.22s | 2 | 16. |
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| Quarter 1 19.08 19:00 | Team | time | L | Rk. | | 1. Veronica Campbell-Brown | JAM | 22.64s | 4 | 3. | | 2. Allyson Felix | USA | 22.74s | 6 | 4. | | 3. Debbie Ferguson-McKenzie | BAH | 22.77s | 7 | 8. | | 4. Cydonie Mothersill | CAY | 22.83s | 5 | 9. | | 5. Ionela Tirlea | ROU | 23.22s | 9 | 20. | | 6. Evelyn dos Santos | BRA | 23.35s | 2 | 23. | | 7. Laverne Jones-Ferrette | UVI | 23.37s | 8 | 24. | | -. Guzel Khubbieva | UZB | | 3 | |
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| Quarter 2 19.08 19:07 | Team | time | L | Rk. | | 1. Roqaya Al-Gassra | BRN | 22.76s | 7 | 6. | | 2. Muriel Hurtis-Houairi | FRA | 22.89s | 5 | 11. | | 3. Susanthika Jayasinghe | SLA | 22.94s | 6 | 12. | | 4. Roxana Diaz | CUB | 22.98s | 4 | 14. | | 5. Aleksandra Fedoriva | RUS | 23.04s | 8 | 16. | | 6. Oludamola Osayomi | NGR | 23.27s | 9 | 21. | | 7. Darlenys Obregon | COL | 23.40s | 2 | 25. | | 8. Inna Eftimova | BUL | 23.48s | 3 | 26. |
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| Quarter 3 19.08 19:14 | Team | time | L | Rk. | | 1. Yuliya Chermoshanskaya | RUS | 22.63s | 9 | 2. | | 2. Kerron Stewart | JAM | 22.74s | 6 | 4. | | 3. Marshevet Hooker | USA | 22.76s | 4 | 6. | | 4. Nataliia Pygyda | UKR | 23.03s | 5 | 15. | | 5. Kadiatou Camara | MLI | 23.06s | 7 | 17. | | 6. Adrienne Power | CAN | 23.51s | 2 | 27. | | 7. Vincenza Cali' | ITA | 23.56s | 3 | 28. | | 8. Sheniqua Ferguson | BAH | 23.61s | 8 | 29. |
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| Quarter 4 19.08 19:21 | Team | time | L | Rk. | | 1. Sherone Simpson | JAM | 22.60s | 5 | 1 . | | 2. Muna Lee | USA | 22.83s | 7 | 9. | | 3. Emily Freeman | GBR | 22.95s | 6 | 13. | | 4. Ivet Lalova | BUL | 23.15s | 3 | 18. | | 5. Virgil Hodge | SKN | 23.17s | 4 | 19. | | 6. Natalia Rusakova | RUS | 23.28s | 8 | 22. | | 8. Allison George | GRE | 23.77s | 2 | 30. | | 7. Eleni Artymata | CYP | 23.77s | 9 | 30. |
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| Heat 1 19.08 10:00 | Team | time | L | Rk. | | 1. Allyson Felix | USA | 23.02s | 7 | 9. | | 2. Susanthika Jayasinghe | SLA | 23.04s | 8 | 11. | | 3. Virgil Hodge | SKN | 23.14s | 9 | 18. | | 4. Aleksandra Fedoriva | RUS | 23.29s | 4 | 22. | | 5. Inna Eftimova | BUL | 23.50s | 5 | 31. | | 6. Kia Davis | LBR | 24.31s | 6 | 42. | | 7. Kirsten Nieuwendam | SUR | 24.46s | 3 | 44. | | -. Vida Anim | GHA | | 2 | |
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| Heat 2 19.08 10:07 | Team | time | L | Rk. | | 1. Muna Lee | USA | 22.71s | 3 | 1. | | 2. Muriel Hurtis-Houairi | FRA | 22.72s | 4 | 2. | | 3. Cydonie Mothersill | CAY | 22.76s | 2 | 3. | | 4. Yuliya Chermoshanskaya | RUS | 22.98s | 6 | 8. | | 5. Ivet Lalova | BUL | 23.13s | 7 | 17. | | 6. Marielis Sanchez | DCA | 24.05s | 9 | 39. | | 7. Carol Rodriguez | PRO | 24.07s | 5 | 40. | | -. Kim Gevaert | BEL | | 8 | |
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| Heat 3 19.08 10:14 | Team | time | L | Rk. | | 1. Marshevet Hooker | USA | 23.07s | 3 | 14. | | 2. Debbie Ferguson-Mckenzie | BAH | 23.22s | 2 | 20. | | 3. Oludamola Osayomi | NGR | 23.31s | 9 | 23. | | 4. Eleni Artymata | CYP | 23.58s | 8 | 32. | | 5. Sabina Veit | SLO | 23.62s | 7 | 35. | | 6. Gloria Kemasuode | NGR | 23.72s | 6 | 37. | | 7. Meritzer Williams | SKN | 23.83s | 5 | 38. | | 8. Fabienne Feraez | BEN | 24.07s | 4 | 40. |
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| Heat 4 19.08 10:21 | Team | time | L | Rk. | | 1. Roqaya Al-Gassra | BRN | 22.81s | 8 | 4. | | 2. Emily Freeman | GBR | 22.95s | 4 | 7. | | 3. Kerron Stewart | JAM | 23.03s | 7 | 10. | | 4. Ionela Tirlea | ROU | 23.24s | 2 | 21. | | 5. Darlenys Obregon | COL | 23.33s | 5 | 24. | | 6. Guzel Khubbieva | UZB | 23.44s | 9 | 28. | | 7. Jade Bailey | BAR | 23.62s | 3 | 34. | | 8. Lai Lai Win | MYA | 24.37s | 6 | 43. |
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| Heat 5 19.08 10:28 | Team | time | L | Rk. | | 1. Veronica Campbell-Brown | JAM | 23.04s | 6 | 11. | | 2. Kadiatou Camara | MLI | 23.06s | 8 | 13. | | 3. Natalia Rusakova | RUS | 23.21s | 5 | 19. | | 4. Sheniqua Ferguson | BAH | 23.33s | 3 | 24. | | 5. Adrienne Power | CAN | 23.40s | 4 | 26. | | 6. Vincenza Cali' | ITA | 23.44s | 9 | 28. | | 7. Isabel Le Roux | RSA | 23.67s | 7 | 36. | | 8. Samia Yusuf Omar | SOM | 32.16s | 2 | |
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| Heat 6 19.08 10:35 | Team | time | L | Rk. | | 1. Nataliia Pygyda | UKR | 22.91s | 6 | 5. | | 2. Sherone Simpson | JAM | 22.94s | 9 | 6. | | 3. Roxana Diaz | CUB | 23.09s | 2 | 15. | | 4. Laverne Jones-Ferrette | UVI | 23.12s | 7 | 16. | | 5. Evelyn dos Santos | BRA | 23.43s | 8 | 27. | | 6. Allison George | GRE | 23.45s | 3 | 30. | | 7. Marta Jeschke | POL | 23.59s | 5 | 33. | | 8. Gretta Taslakian | LEB | 25.32s | 4 | 45. |
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