Luling, TX

ZIP code 78648 covers Luling, a small city in Caldwell County, Texas, along the San Marcos River. Notable landmarks include the Luling Oil Museum, which documents the area’s petroleum history; the restored Zedler Mill, a historic mill and riverside park; and Luling City Market, a longtime barbecue restaurant in the downtown district. Luling is also known for its annual Watermelon Thump festival.