Washington St, Potsdam, Village
- 3 Washington St Sandstone Properties Llc
- 4 Washington St Beta Tau Fraternity Alumni , Association
- 5 Washington St Goliber, Joseph
- 6 Washington St Bergan, William Joseph
- 7 Washington St Pfw Research Llc
- 8 Washington St Dangremond, Peter
- 9 Washington St Robbins, William E
- 10 Washington St Schay Alan Edward Stock
- 11 Washington St Weld, Rebecca N
- 12 Washington St Hammill, Jason R
- 13 Washington St Weld, Francis
- 14 Washington St Fearlbridge Enterprises, Llc
- 15-15 1/2 Washington St Ssga Llc
- 16 Washington St Dangremond, Peter G
- 17 Washington St North Country Property Rentals
- 19 Washington St Greer, Michael D
- 20 Washington St Ramsay, Robert D
- 21 Washington St Greer, Michael
- 22 Washington St Csx Transportation Inc
- 23 Washington St Narouei, Farideh Hosseini
- 24 Washington St Gontz, Allen
- 25 Washington St Benda, Michelle Marie
- 26 Washington St Jacot, Thomas R
- 27 Washington St Lapoint, Leo (Est)
- 28 Washington St Derouchie, Sarah
- 29 1/2 Washington St Barksdale, Aaron L
- 29 Washington St Barksdale, Miranda J
- 30 Washington St Labrake, Freda Estate