Duffy Pl, Islip
- 86 Duffy Pl Ed & Theresa Mackey
- 101 Duffy Pl Linda Woodside
- 102 Duffy Pl Valerie Fiano
- 104 Duffy Pl Monica S Hausmann &
- 105 Duffy Pl Steven & Jeannine Dimaio
- 109 Duffy Pl Heino & Bridget Kramer
- 113 Duffy Pl Lee & Donna Hubert
- 114 Duffy Pl Peter Sladky
- 116 Duffy Pl David & Jodi L Martin
- 117 Duffy Pl John Jr & Laura Zaccaria
- 121 Duffy Pl Frank T Sagarese &
- 122 Duffy Pl Joseph Schulze & Ellen Artuso
- 125 Duffy Pl Paul W & Rebecca Lieberman
- 126 Duffy Pl William Brudi
- 129 Duffy Pl Gary P & Janet Thompson
- 130 Duffy Pl Michael & Joy Festa