Related Clues:

• Highway
• Numbered rd.
• Schedule letters
• I-95, e.g.: Abbr.
• 72-Across recommendation
• Station letters
• Part of a pilot's plan: Abbr.
• Airport approximation
• LAX letters
• Greek H
• In-flight P.A. announcement
• A mail carrier has one: Abbr.
• LAX guesstimate
• Postal abbr.
• Guesstimate letters