Related Clues:

• Urban gridwork: Abbr.
• D.C. has lettered ones
• Ave. relatives
• Highways: Abbr.
• Urban grid: Abbr.
• Some numbered rds.
• USPS delivery patterns
• Some AAA recommendations
• Trav. options
• Elm and Maple, briefly
• Lines on maps: abbr.
• Places for forks: Abbr.
• Pat and Pete, among others
• Tpks., e.g.
• They cross rds.