Boston or Galveston, e.g. (abbr.), 3 letters
City by the ocean, like N.Y. or Balt., 3 letters
Harbor city (abbr.), 3 letters
Mystic, Conn., e.g., 3 letters
N.Y. or Boston, e.g., 3 letters
N.Y.C. or New Orleans, 3 letters
S.F. or N.Y., nautically, 3 letters
Ship hangout: abbr., 3 letters
Lady Macbeth's quest?, 7 letters
Lady Macbeth's quest? (4,7), 7 letters
N.Y. and S.F., e.g., 4 letters
N.Y., L.A., S.F., etc., 4 letters
New Orleans and Boston, e.g.: Abbr., 4 letters