| Heat 1 21:00 | time | L | 1. | 2. | 3. | 4. | | 1. Bahamas | 3:00.37 | 6 | Nathaniel McKinney | Michael Mathieu | Chris Brown | Andrae Williams | | 2. Jamaica | 3:00.99 | 4 | Michael Blackwood | Ricardo Chambers | Leford Green | Sanjay Ayre | | 3. Russia | 3:01.07 | 7 | Maksim Dyldin | Vladislav Frolov | Konstantin Svechkar | Denis Alekseyev | | 4. Great Britain | 3:01.22 | 8 | Andrew Steele | Robert Tobin | Richard Buck | Martyn Rooney | | 5. Dominicana | 3:02.49 | 9 | Carlos Santa | Arismendy Peguero | Yoel Tapia | Felix Sánchez | | 6. Australia | 3:02.59 | 5 | Sean Wroe | Dylan Grant | Kurt Mulcahy | Mark Ormrod | | 7. France | 3:04.45 | 3 | Mathieu Lahaye | Brice Panel | Fadil Bellaabouss | Leslie Djhone | | 8. Nigeria | 3:06.04 | 2 | Bolaji Lawal | James Godday | Victor Isaiah | Saul Weigopwa |
| Heat 2 21:10 | time | L | 1. | 2. | 3. | 4. | | 1. United States | 3:01.46 | 5 | Bershawn Jackson | Kerron Clement | Darold Williamson | Angelo Taylor | | 2. Germany | 3:02.21 | 6 | Ingo Schultz | Kamghe Gaba | Simon Kirch | Bastian Swillims | | 3. Poland | 3:02.39 | 7 | Rafal Wieruszewski | Witold Banka | Marcin Marciniszyn | Daniel Dabrowski | | 4. Japan | 3:02.76 | 3 | Yuki Yamaguchi | Yusuke Ishitsuka | Kenji Narisako | Mitsuhiro Sato | | 5. Trinidad Tobago | 3:02.92 | 8 | Ato Modibo | Jovon Toppin | Jarrin Solomon | Renny Quow | | 6. Greece | 3:05.65 | 4 | Dimitrios Régas | Yeóryios Doúpis | Dimitrios Gravalos | Periklis Iakovakis | | 7. Botswana | 3:05.96 | 2 | Isaac Makwala | Obakeng Ngwigwa | Kamberuka Sakaria | California Molefe |
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