At Grand Traverse Ophthalmology Clinic, we are dedicated to bringing you the highest quality health care in a friendly, comfortable environment. Traverse City Main (231) 947-6246 TC Optical Direct (231) 932-4370 Petoskey Main (231) 487-2020 Petoskey Optical Direct (231) 487-6541 Sault Ste. Marie (906) 635-9802 Billing - All Locations (231) 932-4373.