| POS | Rank | Heat | BIB | ATHLETE | COUNTRY | RESULTS |
|---|---|---|---|---|---|---|
| 1 | 1 | 3 | USA | United States |
USA |
3:24.05 Q WL |
| 2 | 1 | 2 | JAM | Jamaica |
JAM |
3:26.41 Q WL |
| 3 | 2 | 2 | GBR | Great Britain & NI |
GBR |
3:28.51 Q |
| 4 | 3 | 2 | BRA | Brazil |
BRA |
3:29.38 q SB |
| 5 | 2 | 3 | POL | Poland |
POL |
3:30.32 Q SB |
| 6 | 3 | 3 | CAN | Canada |
CAN |
3:30.64 q SB |
| 7 | 1 | 1 | AUS | Australia |
AUS |
3:30.73 Q SB |
| 8 | 2 | 1 | FRA | France |
FRA |
3:30.95 Q SB |
| 9 | 3 | 1 | CUB | Cuba |
CUB |
3:31.43 SB |
| 10 | 4 | 1 | NGR | Nigeria |
NGR |
3:32.16 |
| 11 | 4 | 2 | JPN | Japan |
JPN |
3:32.79 SB |
| 12 | 5 | 2 | BAH | Bahamas |
BAH |
3:33.60 SB |
| 13 | 4 | 3 | TTO | Trinidad and Tobago |
TTO |
3:36.69 SB |
| 14 | 5 | 1 | BOT | Botswana |
BOT |
3:39.42 SB |
| 15 | 6 | 2 | VEN | Venezuela |
VEN |
3:40.54 SB |
| 16 | 6 | 1 | NAM | Namibia |
NAM |
3:41.47 NR |
| 3 | ITA | Italy |
ITA |
DQ R170.6(a) |