Related Clues:

• U.S.P.S. abbr.
• Itin. item
• Sunset, for ex.
• USPS carrier's assignment
• Certain artery: Abbr.
• Main drag, for ex.
• Way, for short
• 66, notably: Abbr.
• I-40, e.g.
• MapQuest output: Abbr.
• Postal worker's circuit: Abbr.
• In view of this, it's in Ireland
• Numbered hwy
• Numbered rd
• Map abbr