| 1 | Yuliya Pechenkina | RUS | 54,50 | Q |
| 2 | Nickiesha Wilson | JAM | 55,15 | Q |
| 3 | Tasha Danvers-Smith | GBR | 55,67 | Q |
| 4 | Nicole Leach | USA | 55,95 | Q |
| 5 | Hristína Hantzí-Neag | GRE | 56,37 | q |
| 6 | Satomi Kubokura | JPN | 57,01 | |
| 7 | Ilona Ranta | FIN | 57,64 | |
| 8 | Nadia Nazir | PAK | 1:04,76 |
| 1 | Tiffany Williams | USA | 54,24 | Q |
| 2 | Anna Jesien | POL | 55,01 | Q |
| 3 | Tatyana Azarova | KAZ | 55,93 | Q |
| 4 | Tsvetelina Kirilova | BUL | 56,77 | Q |
| 5 | Aïssata Soulama | BUR | 57,06 | |
| 6 | Anastasiya Rabchenyuk | UKR | 57,31 | |
| 7 | Özge Gürler | TUR | 57,40 |
| 1 | Tetiana Tereschuk-Antipova | UKR | 54,74 | Q |
| 2 | Melaine Walker | JAM | 55,40 | Q |
| 3 | Faní Halkiá | GRE | 55,66 | Q |
| 4 | Zuzana Hejnová | CZE | 55,87 | Q |
| 5 | Yekaterina Bikert | RUS | 56,23 | q |
| 6 | Elodie Ouédraogo | BEL | 56,44 | |
| 7 | Ulrike Urbansky | GER | 56,76 | |
| 8 | Michelle Carey | IRL | 57,10 |
| 1 | Jana Rawlinson | AUS | 54,77 | Q |
| 2 | Natalya Ivanova | RUS | 55,52 | Q |
| 3 | Muna Jabir Adam | SUD | 55,80 | Q |
| 4 | Ionela Târlea-Manolache | ROM | 55,90 | Q |
| 5 | Kaliese Spencer | JAM | 55,93 | q |
| 6 | Erica Mårtensson | SWE | 56,19 | q |
| 7 | Muizat Ajoke Odumosu | NGR | 59,05 |
| 1 | Xiaoxiao Huang | CHN | 55,64 | Q |
| 2 | Yevgeniya Isakova | RUS | 56,02 | Q |
| 3 | Sheena Johnson | USA | 56,30 | Q |
| 4 | Christina Kron | GER | 57,28 | Q |
| 5 | Andrea Blackett | BAR | 57,70 | |
| 6 | Lamiae Lhabze | MAR | 57,81 | |
| 7 | Lucimar Teodoro | BRA | 58,32 |
| 1 | Jana Rawlinson | AUS | 53,57 | Q | |
| 2 | Tasha Danvers-Smith | GBR | 54,08 | Q | |
| 3 | Yevgeniya Isakova | RUS | 54,11 | q | |
| 4 | Tetiana Tereschuk-Antipova | UKR | 54,38 | ||
| 5 | Sheena Johnson | USA | 54,55 | ||
| 6 | Zuzana Hejnová | CZE | 55,04 | NR | |
| 7 | Erica Mårtensson | SWE | 56,46 | ||
| 8 | Kaliese Spencer | JAM | 56,69 |
| 1 | Yuliya Pechenkina | RUS | 53,82 | Q |
| 2 | Xiaoxiao Huang | CHN | 54,00 | Q |
| 3 | Melaine Walker | JAM | 54,54 | |
| 4 | Tatyana Azarova | KAZ | 55,74 | |
| 5 | Christina Kron | GER | 56,05 | |
| 6 | Nicole Leach | USA | 56,10 | |
| 7 | Faní Halkiá | GRE | 56,58 | |
| 8 | Yekaterina Bikert | RUS | 1:00,07 |
| 1 | Anna Jesien | POL | 53,86 | Q | NR |
| 2 | Nickiesha Wilson | JAM | 53,97 | Q | |
| 3 | Tiffany Williams | USA | 54,15 | q | |
| 4 | Natalya Ivanova | RUS | 54,88 | ||
| 5 | Ionela Târlea-Manolache | ROM | 55,41 | ||
| 6 | Muna Jabir Adam | SUD | 55,65 | ||
| 7 | Tsvetelina Kirilova | BUL | 56,03 | ||
| 8 | Hristína Hantzí-Neag | GRE | 56,35 |