Optimum Lindenhurst1144 Route 109 Lindenhurst, NY 11757 USMain Number(866) 950-3278(866) 950-3278 9:00 AM - 6:00 PM 9:00 AM - 6:00 PM 9:00 AM - 6:00 PM 9:00 AM - 6:00 PM 9:00 AM - 6:00 PM 9:00 AM - 5:00 PM 11:00 AM - 3:00 PMVisit SiteDirections