| POS | ATHLETE | COUNTRY | MARK | 
|---|---|---|---|
| 1 | Marko Koers |  NED | 1:46.52 Q | 
| 2 | Patrick Ndururi |  KEN | 1:46.56 Q | 
| 3 | Benyounés Lahlou |  MAR | 1:46.63 Q | 
| 4 | Savieri Ngidhi |  ZIM | 1:46.92 | 
| 5 | Lukáš Vydra |  CZE | 1:47.56 | 
| 6 | Nathan Kahan |  BEL | 1:48.66 | 
| 7 | Mario Vernon-Watson |  JAM | 1:49.52 | 
| 8 | Ivan Komar |  BLR | 1:50.17 | 
| POS | ATHLETE | COUNTRY | MARK | 
|---|---|---|---|
| 1 | Norberto Téllez |  CUB | 1:44.82 Q | 
| 2 | Hezekiél Sepeng |  RSA | 1:44.91 Q SB | 
| 3 | Mark Everett |  USA | 1:44.95 Q | 
| 4 | Adem Hecini |  ALG | 1:45.19 q SB | 
| 5 | André Bucher |  SUI | 1:45.33 q PB | 
| 6 | Tor Øivind Ødegard |  NOR | 1:45.42 q PB | 
| 7 | Mohamed Yagoub Babiker |  SUD | 1:45.73 q PB | 
| 8 | David Matthews |  IRL | 1:46.66 | 
| POS | ATHLETE | COUNTRY | MARK | 
|---|---|---|---|
| 1 | Vebjørn Rodal |  NOR | 1:46.43 Q | 
| 2 | Patrick Konchellah |  KEN | 1:46.43 Q | 
| 3 | Rich Kenah |  USA | 1:46.48 Q | 
| 4 | Arthémon Hatungimana |  BDI | 1:46.64 | 
| 5 | Einars Tupuritis |  LAT | 1:46.97 | 
| 6 | Marius van Heerden |  RSA | 1:47.20 | 
| 7 | José LuÃz Barbosa |  BRA | 1:47.30 | 
| 8 | Andrew Hart |  GBR | 1:48.03 | 
| POS | ATHLETE | COUNTRY | MARK | 
|---|---|---|---|
| 1 | Wilson Kipketer |  DEN | 1:45.54 Q | 
| 2 | Panayiótis Stroubákos |  GRE | 1:45.94 Q | 
| 3 | Kennedy Osei |  GHA | 1:46.00 Q | 
| 4 | Hendrick Mokganyetsi |  RSA | 1:46.45 | 
| 5 | Andrea Longo |  ITA | 1:46.60 | 
| 6 | Brandon Rock |  USA | 1:47.13 | 
| 7 | José Manuel Cerezo |  ESP | 1:48.90 | 
| Benson Koech |  KEN | DNS |