Request Information Contact UsPhone: 607-272-3110Fax: 607-272-0747Email: info@cascadillaschool.orgMail: Cascadilla School, 116 Summit Street, Ithaca, NY 14850Hours: 9 am - 4 pm, Monday - Friday (9 am - 2 pm during Summer Session) Important NumbersHeadmistress: 607-272-3110Weekend Permission Boys: 607-272-8645Weekend Permission Girls: 607-272-9269Transcripts: 607-272-3110