List of Opposing Force maps

This is a list of all Half-Life: Opposing Force maps

Singleplayer maps

Incoming

• of0a0
  

Welcome To Black Mesa

• of1a1
  
• of1a2
  
• of1a3
  
• of1a4
  
• of1a4b
  

We Are Pulling Out

• of1a5
  
• of1a5b
  
• of1a6

Missing In Action

• of2a1
  
• of2a1b
  
• of2a2
  
• of2a3
  

Friendly Fire

• of2a4
  
• of2a5
  
• of2a5b
  

We Are Not Alone

• of3a1
  
• of3a1b
  
• of3a2
  
• of3a3
  

Crush Depth

• of3a4
  
• of3a5
  
• of3a6
  

Vicarious Reality

• of4a1
  
• of4a2
  
• of4a3
  

Pit Worm's Nest

• of4a4
  
• of4a5
  

Foxtrot Uniform

• of5a1
  
• of5a2
  
• of5a3
  
• of5a4
  

The Package

• of6a1
  
• of6a2
  
• of6a3
  
• of6a4
  

Worlds Collide

• of6a4b
  
• of6a5
  

Conclusion

• of7a0
  

Boot Camp maps

• ofboot0
  
• ofboot1
  
• ofboot2
  
• ofboot3
  
• ofboot4