| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | tuttop | Normal | 7.38 minutes |
| (Co-op) l4d_airport03_garage | tuttop | Normal | 8.49 minutes |
| (Co-op) l4d_airport04_terminal | tuttop | Advanced | 6.61 minutes |
| (Co-op) l4d_airport04_terminal | tuttop | Normal | 5.99 minutes |
| (Co-op) l4d_airport05_runway | tuttop | Normal | 7.23 minutes |
| (Co-op) l4d_farm01_hilltop | tuttop | Expert | 3.38 minutes |
| (Co-op) l4d_farm01_hilltop | tuttop | Advanced | 2.88 minutes |
| (Co-op) l4d_farm01_hilltop | tuttop | Normal | 2.45 seconds |
| (Co-op) l4d_farm02_traintunnel | tuttop | Expert | 6.28 minutes |
| (Co-op) l4d_farm02_traintunnel | tuttop | Advanced | 5.94 minutes |
| (Co-op) l4d_farm03_bridge | tuttop | Expert | 9.73 minutes |
| (Co-op) l4d_farm03_bridge | tuttop | Advanced | 7.82 minutes |
| (Co-op) l4d_farm04_barn | tuttop | Expert | 9.80 minutes |
| (Co-op) l4d_farm04_barn | tuttop | Advanced | 5.62 minutes |
| (Co-op) l4d_farm05_cornfield | tuttop | Expert | 8.94 minutes |
| (Co-op) l4d_farm05_cornfield | tuttop | Advanced | 9.28 minutes |
| (Co-op) l4d_garage01_alleys | tuttop | Expert | 11.25 minutes |
| (Co-op) l4d_garage01_alleys | tuttop | Advanced | 38.03 seconds |
| (Co-op) l4d_hospital01_apartment | tuttop | Expert | 4.37 minutes |
| (Co-op) l4d_hospital01_apartment | tuttop | Advanced | 4.05 minutes |
| (Co-op) l4d_hospital01_apartment | tuttop | Normal | 3.09 seconds |
| (Co-op) l4d_hospital02_subway | tuttop | Advanced | 8.29 minutes |
| (Co-op) l4d_hospital03_sewers | tuttop | Advanced | 7.78 minutes |
| (Co-op) l4d_hospital03_sewers | tuttop | Normal | 8.19 minutes |
| (Co-op) l4d_hospital04_interior | tuttop | Expert | 7.91 minutes |
| (Co-op) l4d_hospital04_interior | tuttop | Advanced | 6.45 minutes |
| (Co-op) l4d_hospital04_interior | tuttop | Normal | 4.74 minutes |
| (Co-op) l4d_hospital05_rooftop | tuttop | Expert | 12.52 minutes |
| (Co-op) l4d_hospital05_rooftop | tuttop | Advanced | 7.17 minutes |
| (Co-op) l4d_hospital05_rooftop | tuttop | Normal | 7.04 minutes |
| (Co-op) l4d_river01_docks | tuttop | Advanced | 51.37 seconds |
| (Co-op) l4d_river01_docks | tuttop | Advanced | 51.37 seconds |
| (Co-op) l4d_river01_docks | tuttop | Normal | 10.81 seconds |
| (Co-op) l4d_river01_docks | tuttop | Normal | 10.81 seconds |
| (Co-op) l4d_river02_barge | tuttop | Expert | 12.70 minutes |
| (Co-op) l4d_river02_barge | tuttop | Expert | 12.70 minutes |
| (Co-op) l4d_smalltown01_caves | tuttop | Advanced | 4.34 minutes |
| (Co-op) l4d_smalltown01_caves | tuttop | Normal | 3.20 minutes |
| (Co-op) l4d_smalltown02_drainage | tuttop | Advanced | 8.99 minutes |
| (Co-op) l4d_smalltown02_drainage | tuttop | Normal | 4.87 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | tuttop | Advanced | 6.39 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | tuttop | Normal | 4.53 minutes |
| (Co-op) l4d_smalltown04_mainstreet | tuttop | Advanced | 6.91 minutes |
| (Co-op) l4d_smalltown04_mainstreet | tuttop | Normal | 6.45 minutes |
| (Co-op) l4d_smalltown05_houseboat | tuttop | Advanced | 9.78 minutes |
| (Co-op) l4d_smalltown05_houseboat | tuttop | Normal | 8.52 minutes |