Related Clues:

• Delivery path: Abbr.
• A deliveryman may have one
• Place holder?
• See 30-Across
• I-85, e.g.
• Address abbr.
• Navigational aid
• Rd. for a mail carrier
• U.S. 1, e.g.
• Travel agt.'s suggestion
• Navigator's aid
• Item in an airline magazine
• Encyclopedia offering
• Car rental freebie
• Atlas feature