IFR Enroute Low Altitude Charts (Conterminous U.S. and Alaska) provide aeronautical information for navigation under instrument flight rules below 18,000 feet MSL. Each chart contains two coverage areas. ex. L1/2 cover areas 1 and 2

The Area Chart A-1/2 Covers:

A-1 consists of Area Charts for:
• Atlanta (1" = 6 NM)
• Detroit (1" = 5 NM)
• Jacksonville (1" = 6 NM)
• Miami (1" = 6 NM)
• Minneapolis / St. Paul (1" = 6 NM)
• St. Louis (1" = 6 NM)
• Washington (1" = 7 NM)

A-2 consists of Area Charts for:
• Chicago / Milwaukee (1" = 6 NM)
• Dallas / Fort Worth (1" = 6 NM)
• Denver (1" = 7 NM)
• Kansas City (1" = 5 NM)
• Los Angeles (1" = 5 NM)
• Phoenix (1" = 8.5 NM)
• San Francisco (1" = 6 NM)