Contact Us Town of Hammond, St. Lawrence County, New York PO Box 219, 21 S Main St. Hammond, NY 13646 Phone: (315) 324-5321 Fax: (315) 324-5302 Office Hours Monday-Thursday: 9:30 am - 3:00 pm Contact Us Name(Required) First Last Phone(Required)Email Subject(Required)Message(Required)CAPTCHANameThis field is for validation purposes and should be left unchanged.