Alder Dr, Smithtown
- Alder Dr Barresi, Dominick/Maryann
- Alder Dr Johnson, Joseph
- Alder Dr Andrucki, Michael
- Alder Dr Fox, James
- Alder Dr Boaro, Walter/Wendy J Jr
- 9 Alder Dr Fagan, John
- 10 Alder Dr Bahnken, Christopher
- 11 Alder Dr Trinkaus, Kaleen/Mary
- 12 Alder Dr Vitale, Barbara
- 13 Alder Dr Giovinazzi, Christopher/Gabriell
- 24 Alder Dr Franco, Michael/Alyssa
- 25 Alder Dr Ruggiero, Daniel
- 25 Alder Dr Ruggiero, Daniel
- 35 Alder Dr Sotera, Matthew/Susan
- 49 Alder Dr Barresi, Dominick/Maryann
- 50 Alder Dr Barresi, Dominick/Maryann
- 55 Alder Dr Peter, David M
- 57 Alder Dr D'Agosta, Carole
- 58 Alder Dr Charity Family Trust, Peter
- 59 Alder Dr Rivas, Lisa
- 60 Alder Dr Lehr, Josephine
- 61 Alder Dr Canny Life Estate, Mike/Joann
- 64 Alder Dr Massa, Robert
- 78 Alder Dr Ferrari (Life Estate), Mary
- 80 Alder Dr Briscoe, Family Revocable Trus, Michael
- 81 Alder Dr Mccue, Brian
- 82 Alder Dr Creaco, Thomas J
- 115 Alder Dr Bernard, Albert
- 117 Alder Dr Murray, Stephen/Dee Dee
- 122 Alder Dr Cullinan, Thomas
- 125 Alder Dr Morris, Robert
- 126 Alder Dr Giglio, Maureen Susan
- 129 Alder Dr Mcguire, Joseph N
- 130 Alder Dr Marzigliano, Leonard/Lori
- 136 Alder Dr Weber, Karen
- 140 Alder Dr Dulisse, Vincent
- 141 Alder Dr Chapman, Daniel/Kerry
- 145 Alder Dr Mc Govern, John/Lisa Jr
- 147 Alder Dr Fanelli, Steven/Anastasia
- 150 Alder Dr Hunsucker, Joseph John
- 153 Alder Dr Doxey, Scott
- 160 Alder Dr Kelly, Thomas
- 176 Alder Dr Reddy, Raymond
- 180 Alder Dr Boaro, Steven