Contact Us

At Sider Lumber & Supply Co., our highest priority is satisfied customers. You are important to us and you can expect us to go the extra mile for your business. Superior customer service is the hallmark of Sider Lumber & Supply Co. We are proud to serve you and work hard to earn your business.

Sider Lumber
45 Southern Boulevard
Nesconset, NY 11767
Store Hours
Monday - Friday: 7:00 AM – 5:00 PM
Saturday: 7:00 AM – 12:00 PM
Sunday: Closed
Fax: (631) 265-1077