| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | name | Expert | 13.04 minutes |
| (Co-op) l4d_airport03_garage | name | Expert | 13.52 minutes |
| (Co-op) l4d_airport04_terminal | name | Normal | 7.11 minutes |
| (Co-op) l4d_farm01_hilltop | name | Normal | 4.00 minutes |
| (Co-op) l4d_farm02_traintunnel | name | Normal | 7.46 minutes |
| (Co-op) l4d_farm03_bridge | name | Normal | 7.30 minutes |
| (Co-op) l4d_farm04_barn | name | Normal | 5.69 minutes |
| (Co-op) l4d_farm05_cornfield | name | Expert | 14.07 minutes |
| (Co-op) l4d_garage01_alleys | name | Normal | 8.88 minutes |
| (Co-op) l4d_garage02_lots | name | Expert | 13.91 minutes |
| (Co-op) l4d_garage02_lots | name | Normal | 16.30 minutes |
| (Co-op) l4d_hospital01_apartment | name | Expert | 4.16 minutes |
| (Co-op) l4d_hospital02_subway | name | Expert | 9.52 minutes |
| (Co-op) l4d_hospital02_subway | name | Advanced | 42.07 seconds |
| (Co-op) l4d_hospital03_sewers | name | Advanced | 8.33 minutes |
| (Co-op) l4d_hospital04_interior | name | Advanced | 6.88 minutes |
| (Co-op) l4d_hospital04_interior | name | Normal | 5.78 minutes |
| (Co-op) l4d_hospital05_rooftop | name | Advanced | 20.68 minutes |
| (Co-op) l4d_hospital05_rooftop | name | Normal | 7.98 minutes |
| (Co-op) l4d_river01_docks | name | Normal | 56.82 seconds |
| (Co-op) l4d_river01_docks | name | Normal | 56.82 seconds |
| (Co-op) l4d_smalltown01_caves | name | Advanced | 4.80 minutes |
| (Co-op) l4d_smalltown01_caves | name | Normal | 4.63 minutes |
| (Co-op) l4d_smalltown02_drainage | name | Advanced | 5.57 minutes |
| (Co-op) l4d_smalltown02_drainage | name | Normal | 4.55 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | name | Expert | 8.13 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | name | Advanced | 7.12 minutes |
| (Co-op) l4d_smalltown04_mainstreet | name | Expert | 12.29 minutes |
| (Co-op) l4d_smalltown05_houseboat | name | Advanced | 9.21 minutes |