San Luis Obispo, CA -- If you live near Lake Nacimiento, you’ll be getting a new way to send you’re correspondence. On Friday of next week, a new post office at the Oak Hill Market near Lake Nacimiento is set to open. San Luis Obispo County officials say the new office is a long-awaited necessity for people living at Heritage Ranch and Oak Shores. The Grand Opening is being held from 11 till 2 o’clock. Come join the revelry at 2140 Heritage Loop Road, (and send yourself a postcard to remember it.)