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DuffHelen B. Duffield Elementary School

600 First Street
Ronkonkoma, NY 11779-6304
Principal: Callan G. Lonergan
631-467-6010
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SCHOOL HOURS – 9:05 am – 3:35 pm

Important Duffield Numbers
631-467-6010
   
Main Office
 Dial 1
Attendance/Ms. Endlekofer Dial 2
Nurse Walters Dial 3
Psychologist
Dial 4
YFS/Ms. Gugliuzzo
 Dial 5
Kitchen
 Dial 6
Principal’s Secretary/Ms. Muuss
 Dial 7

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