G.P.S. data: Abbr.

• D and C in D.C
• Peter, Patrick, and Francis (abbr.)
• The USA's 50
• B'way crossers
• Parade route sections: abbr
• They generally run east-west in Manhattan: Abbr.
• "Two-way" thoroughfares at both ends of this puzzle's long answers
• Fleet, Wall, etc.: Abbr.
• Matthew and Mark: Abbr

Wikipedia Word definitions in Wikipedia
STS may refer to: