| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | nos-TEAM | Expert | 2.76 minutes |
| (Co-op) l4d_airport02_offices | nos-TEAM | Expert | 8.51 minutes |
| (Co-op) l4d_airport03_garage | nos-TEAM | Expert | 9.18 minutes |
| (Co-op) l4d_airport03_garage | nos-TEAM | Advanced | 8.16 minutes |
| (Co-op) l4d_airport03_garage | nos-TEAM | Normal | 9.52 minutes |
| (Co-op) l4d_airport04_terminal | nos-TEAM | Expert | 4.59 minutes |
| (Co-op) l4d_airport04_terminal | nos-TEAM | Normal | 5.51 minutes |
| (Co-op) l4d_airport05_runway | nos-TEAM | Expert | 6.95 minutes |
| (Co-op) l4d_airport05_runway | nos-TEAM | Advanced | 7.68 minutes |
| (Co-op) l4d_airport05_runway | nos-TEAM | Normal | 6.59 minutes |
| (Co-op) l4d_farm01_hilltop | nos-TEAM | Expert | 3.59 minutes |
| (Co-op) l4d_farm01_hilltop | nos-TEAM | Normal | 5.27 minutes |
| (Co-op) l4d_farm02_traintunnel | nos-TEAM | Expert | 4.84 minutes |
| (Co-op) l4d_farm03_bridge | nos-TEAM | Expert | 6.30 minutes |
| (Co-op) l4d_farm04_barn | nos-TEAM | Expert | 4.77 minutes |
| (Co-op) l4d_farm04_barn | nos-TEAM | Advanced | 5.80 minutes |
| (Co-op) l4d_farm05_cornfield | nos-TEAM | Expert | 10.13 minutes |
| (Co-op) l4d_farm05_cornfield | nos-TEAM | Advanced | 13.75 minutes |
| (Co-op) l4d_garage01_alleys | nos-TEAM | Expert | 25.77 seconds |
| (Co-op) l4d_garage01_alleys | nos-TEAM | Advanced | 12.85 seconds |
| (Co-op) l4d_garage02_lots | nos-TEAM | Expert | 13.95 minutes |
| (Co-op) l4d_hospital01_apartment | nos-TEAM | Expert | 2.71 minutes |
| (Co-op) l4d_hospital01_apartment | nos-TEAM | Advanced | 3.57 minutes |
| (Co-op) l4d_hospital02_subway | nos-TEAM | Expert | 8.21 minutes |
| (Co-op) l4d_hospital02_subway | nos-TEAM | Advanced | 7.88 minutes |
| (Co-op) l4d_hospital02_subway | nos-TEAM | Normal | 10.70 minutes |
| (Co-op) l4d_hospital03_sewers | nos-TEAM | Expert | 6.61 minutes |
| (Co-op) l4d_hospital03_sewers | nos-TEAM | Advanced | 12.08 minutes |
| (Co-op) l4d_hospital03_sewers | nos-TEAM | Normal | 5.55 minutes |
| (Co-op) l4d_hospital04_interior | nos-TEAM | Expert | 6.55 minutes |
| (Co-op) l4d_hospital04_interior | nos-TEAM | Advanced | 5.24 minutes |
| (Co-op) l4d_hospital05_rooftop | nos-TEAM | Expert | 10.40 minutes |
| (Co-op) l4d_hospital05_rooftop | nos-TEAM | Advanced | 9.75 minutes |
| (Co-op) l4d_river01_docks | nos-TEAM | Expert | 8.85 minutes |
| (Co-op) l4d_river01_docks | nos-TEAM | Expert | 8.85 minutes |
| (Co-op) l4d_river02_barge | nos-TEAM | Expert | 9.00 minutes |
| (Co-op) l4d_river02_barge | nos-TEAM | Expert | 9.00 minutes |
| (Co-op) l4d_river02_barge | nos-TEAM | Advanced | 12.40 minutes |
| (Co-op) l4d_river02_barge | nos-TEAM | Advanced | 12.40 minutes |
| (Co-op) l4d_river03_port | nos-TEAM | Expert | 9.00 minutes |
| (Co-op) l4d_river03_port | nos-TEAM | Expert | 9.00 minutes |
| (Co-op) l4d_smalltown01_caves | nos-TEAM | Expert | 9.27 seconds |
| (Co-op) l4d_smalltown01_caves | nos-TEAM | Advanced | 3.92 minutes |
| (Co-op) l4d_smalltown01_caves | nos-TEAM | Normal | 3.90 minutes |
| (Co-op) l4d_smalltown02_drainage | nos-TEAM | Expert | 3.97 minutes |
| (Co-op) l4d_smalltown02_drainage | nos-TEAM | Advanced | 8.34 minutes |
| (Co-op) l4d_smalltown02_drainage | nos-TEAM | Normal | 5.37 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | nos-TEAM | Expert | 5.54 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | nos-TEAM | Advanced | 8.43 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | nos-TEAM | Normal | 6.26 minutes |
| (Co-op) l4d_smalltown04_mainstreet | nos-TEAM | Expert | 7.15 minutes |
| (Co-op) l4d_smalltown04_mainstreet | nos-TEAM | Advanced | 8.79 minutes |
| (Co-op) l4d_smalltown04_mainstreet | nos-TEAM | Normal | 16.25 minutes |
| (Co-op) l4d_smalltown05_houseboat | nos-TEAM | Expert | 11.74 minutes |
| (Co-op) l4d_smalltown05_houseboat | nos-TEAM | Advanced | 11.06 minutes |