| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | Courier | Expert | 9.24 seconds |
| (Co-op) l4d_airport02_offices | Courier | Expert | 9.13 minutes |
| (Co-op) l4d_airport03_garage | Courier | Expert | 7.73 minutes |
| (Co-op) l4d_airport04_terminal | Courier | Expert | 6.78 minutes |
| (Co-op) l4d_airport05_runway | Courier | Expert | 10.70 minutes |
| (Co-op) l4d_farm01_hilltop | Courier | Expert | 4.64 minutes |
| (Co-op) l4d_farm02_traintunnel | Courier | Expert | 11.74 minutes |
| (Co-op) l4d_farm03_bridge | Courier | Expert | 6.81 minutes |
| (Co-op) l4d_farm04_barn | Courier | Advanced | 11.00 minutes |
| (Co-op) l4d_farm05_cornfield | Courier | Expert | 10.71 minutes |
| (Co-op) l4d_farm05_cornfield | Courier | Advanced | 17.25 minutes |
| (Co-op) l4d_garage01_alleys | Courier | Expert | 26.19 minutes |
| (Co-op) l4d_garage02_lots | Courier | Expert | 12.48 minutes |
| (Co-op) l4d_hospital01_apartment | Courier | Expert | 2.75 minutes |
| (Co-op) l4d_hospital01_apartment | Courier | Advanced | 4.47 minutes |
| (Co-op) l4d_hospital02_subway | Courier | Expert | 7.75 minutes |
| (Co-op) l4d_hospital02_subway | Courier | Advanced | 9.73 minutes |
| (Co-op) l4d_hospital03_sewers | Courier | Expert | 8.08 minutes |
| (Co-op) l4d_hospital03_sewers | Courier | Advanced | 7.31 minutes |
| (Co-op) l4d_hospital04_interior | Courier | Expert | 7.70 minutes |
| (Co-op) l4d_hospital04_interior | Courier | Advanced | 5.94 minutes |
| (Co-op) l4d_hospital05_rooftop | Courier | Expert | 8.80 minutes |
| (Co-op) l4d_hospital05_rooftop | Courier | Advanced | 6.51 minutes |
| (Co-op) l4d_river01_docks | Courier | Expert | 14.38 minutes |
| (Co-op) l4d_river01_docks | Courier | Expert | 14.38 minutes |
| (Co-op) l4d_river02_barge | Courier | Expert | 11.79 minutes |
| (Co-op) l4d_river02_barge | Courier | Expert | 11.79 minutes |
| (Co-op) l4d_river03_port | Courier | Expert | 9.25 minutes |
| (Co-op) l4d_river03_port | Courier | Expert | 9.25 minutes |
| (Co-op) l4d_smalltown01_caves | Courier | Expert | 4.11 minutes |
| (Co-op) l4d_smalltown02_drainage | Courier | Expert | 6.62 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | Courier | Expert | 5.64 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | Courier | Advanced | 6.25 minutes |
| (Co-op) l4d_smalltown04_mainstreet | Courier | Expert | 5.84 minutes |
| (Co-op) l4d_smalltown05_houseboat | Courier | Expert | 12.20 minutes |