| Final | Team | time | Rk. | | 1. Inge de Bruijn | NED | 53.83s | 1. 1. | | 2. Therese Alshammar | SWE | 54.33s | 7. 7. | | 3. Dara Torres | USA | 54.43s | 2. 3. | | 3. Jenny Beth Thompson | USA | 54.43s | 3. 2. | | 5. Martina Moravcová | SVK | 54.72s | 4. 4. | | 6. Heleen Muller | RSA | 55.19s | 5. 5. | | 7. Sumika Minamoto | JPN | 55.53s | 8. 9. | | 8. Wilma van Hofwegen-van Rijn | NED | 55.58s | 6.10. |
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| Semi 1 | Team | time | Rk. | | 1. Dara Torres | USA | 55.02s | 3. | | 2. Martina Moravcová | SVK | 55.06s | 4. | | 3. Wilma van Hofwegen-van Rijn | NED | 55.28s | 6. | | 4. Therese Alshammar | SWE | 55.31s | 7. | | 5. Sue Rolph | GBR | 55.69s | 9. | | 6. Sarah Ryan | AUS | 55.93s | 12. | | 7. Laura Nicholls | CAN | 55.94s | 13. | | 8. Yelena Popchenko | BLR | 56.40s | 16. |
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| Semi 2 | Team | time | Rk. | | 1. Inge de Bruijn | NED | 53.77s | 1. | | 2. Jenny Beth Thompson | USA | 54.40s | 2. | | 3. Heleen Muller | RSA | 55.24s | 5. | | 4. Sumika Minamoto | JPN | 55.62s | 8. | | 5. Karen Pickering | GBR | 55.71s | 10. | | 6. Rania El-Wani | EGY | 55.85s | 11. | | 7. Louise Jöhncke | SWE | 55.94s | 13. | | 8. Sandra Völker | GER | 55.97s | 15. |
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| Heat 7 | Team | time | Rk. | | 1. Inge de Bruijn | NED | 54.77s | 1. | | 2. Heleen Muller | RSA | 55.45s | 5. | | 3. Therese Alshammar | SWE | 55.59s | 7. | | 4. Wilma van Hofwegen-van Rijn | NED | 55.82s | 10. | | 5. Laura Nicholls | CAN | 56.30s | 14. | | 6. Han Xue | CHN | 56.72s | 19. | | 7. Susie O'Neill | AUS | 57.78s | 31. |
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| Heat 6 | Team | time | Rk. | | 1. Jenny Beth Thompson | USA | 55.22s | 3. | | 2. Martina Moravcová | SVK | 55.42s | 4. | | 3. Sue Rolph | GBR | 55.77s | 8. | | 4. Louise Jöhncke | SWE | 55.91s | 11. | | 5. Sarah Ryan | AUS | 56.05s | 12. | | 6. Yekaterina Kibalo | RUS | 56.97s | 20. | | 7. Joscelin Yeo | SIN | 57.15s | 22. | | 8. Ilona Hlaváčková | CZE | 57.37s | 26. |
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| Heat 5 | Team | time | Rk. | | 1. Dara Torres | USA | 55.12s | 2. | | 2. Sandra Völker | GER | 55.54s | 6. | | 3. Sumika Minamoto | JPN | 55.80s | 9. | | 4. Karen Pickering | GBR | 56.08s | 13. | | 5. Yelena Popchenko | BLR | 56.33s | 16. | | 6. Antonia "Tonia" Makhaira | GRE | 57.24s | 25. | | 7. Judith Draxler | AUT | 57.40s | 27. |
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| Heat 4 | Team | time | Rk. | | 1. Rania El-Wani | EGY | 56.31s | 15. | | 2. Hanna-Maria Seppälä | FIN | 56.68s | 18. | | 3. Cristina Chiuso | ITA | 57.09s | 21. | | 4. Florencia Szigeti | ARG | 57.20s | 23. | | 5. Eileen Marie Coparropa | PAN | 57.82s | 32. | | 6. Monique Robins | NZL | 57.85s | 33. | | 7. Tine Bossuyt | BEL | 58.02s | 35. | | 8. Jang Hui-Jin | KOR | 58.77s | 40. |
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| Heat 3 | Team | time | Rk. | | 1. Olha Mukomol | UKR | 56.59s | 17. | | 2. Kirsty Coventry | ZIM | 57.47s | 28. | | 3. Gyöngyvér Lakos | HUN | 57.71s | 30. | | 4. Lara Heinz | LUX | 58.55s | 37. | | 5. Pilin Tachakittiranan | THA | 58.69s | 39. | | 6. Ladavičiūtė Jūratė | LTU | 58.78s | 41. | | 7. Chantal Gibney | IRE | 58.79s | 42. | | 8. Tsai Shu-Min | TPE | 59.39s | 46. |
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| Heat 2 | Team | time | Rk. | | 1. Leah Martindale | BBS | 57.21s | 24. | | 2. Elina Partõka | EST | 57.71s | 29. | | 3. Siobhan Cropper | TRT | 57.91s | 34. | | 4. Hrund Bjargardóttir Lára | ISL | 58.44s | 36. | | 5. Caroline Pickering | FIJ | 58.62s | 38. | | 6. Yekaterina Tochenaya | KGZ | 58.80s | 43. | | 7. Anna Stylianou | CYP | 59.08s | 44. | | 8. Agnese Ozoliņa | LAT | 59.28s | 45. |
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| Heat 1 | Team | time | Rk. | | 1. Nicole Hayes | PAL | 1:00.89 | 47. | | 2. Rola El-Haress | LEB | 1:03.26 | 48. | | 3. Maria Awori | KEN | 1:06.23 | 49. | | 4. Nathalie Lee Baw | MRI | 1:06.67 | 50. | | 5. Zeïna Sahéli | SEN | 1:07.37 | 51. | | 6. Supra Singhal | UGA | 1:08.15 | 52. | | 7. Sanjaajamtsyn Altantuyaa | MGL | 1:10.22 | 53. | | 8. Katerina Ismailova | TJK | 1:19.12 | 54. |
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