Related Clues:

• I-5, for one
• 66, for ex.
• Address abbreviation, perhaps
• Abbr. at LAX
• Terminal monitor listing, for short
• Interstate abbr.
• GPS suggestion
• G.P.S. request
• Bus assignment: abbr.
• GPS info
• Incoming (abbr.)
• UPS driver's assignment
• Tpk.'s kin
• USPS info
• Musical score abbr.