Washington Ave, Southold
- 200 Washington Ave Schoenfeld, Alissa D
- 280 Washington Ave Sampogna, Christopher A
- 380 Washington Ave Becker D&J Revoc Trt
- 430 Washington Ave Maslanka, Jeffrey
- 480 Washington Ave Culver, Joyce E
- 560 Washington Ave Finno, Donna
- 640 Washington Ave Zacharis, Margaret
- 760 Washington Ave 760 Washington Ave Llc
- 810 Washington Ave Skrezec, Stanley F Iii
- 880 Washington Ave Berbig, Steven A
- 930 Washington Ave Gremler, William M Iii
- 980 Washington Ave Gremler, William M Jr
- 1045 Washington Ave Donato, Rose
- 1130 Washington Ave Loroe, Giuseppe
- 1145 Washington Ave Reeves, Susan
- 1230 Washington Ave Heaney, David S
- 1295 Washington Ave Chute, Victoria A