Town Hall Address 1 Heady Street Cortlandt Manor, NY 10567 United States- Westchester County Website http://www.townofcortlandt.com/ County Clerk Timothy C. Idoni 914-995-3081 Mon - Fri, 8am - 5pm 110 Dr. Martin Luther King Jr. Blvd White Plains, NY 10601 United States Town Clerk 914-734-1020 Monday - Friday, 8:30 AM to 4:00 PM 1 Heady Street Cortlandt Manor, NY 10567 United States Tax Collector 914-734-1030 Monday through Friday, 8:30 AM to 4:00 PM 1 Heady Street Cortlandt Manor, NY 10567 United States Assessor 914-734-1040 Monday through Friday, 8:30 AM to 4:00 PM 1 Heady Street Cortlandt Manor, NY 10567 United States Code Enforcement 914-734-1010 1 Heady Street Cortlandt Manor, NY 10567 United States Water 914-734-1026 167 Roa Hook Road Cortlandt Manor, NY 10567 United States County Westchester