title: List of highways numbered 506
text: # List of highways numbered 506
  
  The following highways are numbered 506:
  
  ## Costa Rica
  
  * National Route 506
  
  ## United States
  
  ### Maryland
  
  * Maryland Route 506
  
  ### Territories
  
  * Puerto Rico Highway 506
  
  | Preceded by 505 | Lists of highways 506 | Succeeded by 507 |
  | - | - | - |
  