If looking for a full service hair salon on the North Shore of Long Island, head over to Katherine Jon Salon. Located right off of Route 347 in Port Jefferson, Katherine Jon hosts many talented hair stylists and nail technicians. The atmosphere boasts that of a high-end salon in Manhattan, but is a bit easier on your wallet. This warm and inviting salon welcomes clients with a smile and a beverage of their choice while waiting for their treatment to begin. Whether you need a simple wash and dry or a complete overhaul with extensions and color, Katherine Jon will meet your needs at a reasonable price.