| Main Office | 212-289-5940 | 
| Admissions Office | 212-710-8140 | 
| Business Office & Student Accounts | 212-710-8121 | 
| Report Absences | Lower School: LS_attendance@spenceschool.org Middle School: 212-710-8136 Upper School: 212-710-8137 | 
| Lower School OfficeElizabeth Causey, Head of Lower School Reba Hasko, Assistant to the Head of Lower School | 212-710-8123 | 
| Middle School OfficeLauren Goldberg, Head of Middle School Sarah Barile, Assistant to the Head of Middle School | 212-710-8124 | 
| Upper School OfficeRachael Flores, Head of Upper School Keisha Jurawan, Assistant to the Head of Upper School | 212-710-8125 | 
| Head of School’s OfficeFelicia Wilks, Head of School Jackie Blandon-Zinser, Assistant to the Head of School | 212-710-8126 | 
| Admissions | 212-710-8140 | 
| Alumnae | 646-600-7691 | 
| Athletics | |
| College Counseling & Registrar | 646-943-6820 | 
| Curriculum, Teaching & LearningEric Zahler, Director of Teaching and Learning Layna DeLaurentis, Assistant to Directors of Curriculum, Teaching & Learning | 212-710-8126 | 
| Communications | |
| Development | 646-943-6850 | 
| Nurse’s OfficeLaura Turner, Lower School Nurse | 212-710-8135 |