Related Clues:

• Postal workers have them: Abbr.
• I-80 and U.S. 10, e.g.
• Airport info, for short
• Cockpit guesses, for short
• Letters from Crete
• Direction givers' suggestions: Abbr.
• Blvds. and rds.
• Greek vowels
• Zeta followers
• H look-alikes
• AAA offerings
• SFO info
• Short ways to go?
• AAA recommendations
• Letters of Zeno