| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | | Advanced | 9.27 minutes |
| (Co-op) l4d_airport03_garage | | Advanced | 8.65 minutes |
| (Co-op) l4d_airport04_terminal | | Advanced | 5.24 minutes |
| (Co-op) l4d_airport05_runway | | Advanced | 7.08 minutes |
| (Co-op) l4d_farm01_hilltop | | Advanced | 3.70 minutes |
| (Co-op) l4d_farm02_traintunnel | | Advanced | 45.35 seconds |
| (Co-op) l4d_farm03_bridge | | Advanced | 7.17 minutes |
| (Co-op) l4d_farm04_barn | | Advanced | 2.71 minutes |
| (Co-op) l4d_farm05_cornfield | | Advanced | 9.09 minutes |
| (Co-op) l4d_garage01_alleys | | Advanced | 42.81 seconds |
| (Co-op) l4d_garage02_lots | | Advanced | 11.39 minutes |
| (Co-op) l4d_hospital01_apartment | | Advanced | 2.09 minutes |
| (Co-op) l4d_hospital01_apartment | | Normal | 1.63 minutes |
| (Co-op) l4d_hospital02_subway | | Advanced | 7.75 minutes |
| (Co-op) l4d_hospital02_subway | | Normal | 8.01 minutes |
| (Co-op) l4d_hospital03_sewers | | Advanced | 5.34 minutes |
| (Co-op) l4d_hospital03_sewers | | Normal | 5.98 minutes |
| (Co-op) l4d_hospital04_interior | | Advanced | 6.88 minutes |
| (Co-op) l4d_hospital05_rooftop | | Expert | 7.93 minutes |
| (Co-op) l4d_hospital05_rooftop | | Advanced | 9.74 minutes |
| (Co-op) l4d_river01_docks | | Advanced | 7.41 minutes |
| (Co-op) l4d_river01_docks | | Advanced | 7.41 minutes |
| (Co-op) l4d_river02_barge | | Advanced | 7.90 minutes |
| (Co-op) l4d_river02_barge | | Advanced | 7.90 minutes |
| (Co-op) l4d_river03_port | | Advanced | 5.55 minutes |
| (Co-op) l4d_river03_port | | Advanced | 5.55 minutes |
| (Co-op) l4d_smalltown01_caves | | Expert | 4.87 minutes |
| (Co-op) l4d_smalltown02_drainage | | Expert | 5.93 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | | Expert | 5.78 minutes |
| (Co-op) l4d_smalltown05_houseboat | | Advanced | 8.20 minutes |