(of old property)
111Old Main (Utah State University) — Old Main U.S. National Register of Historic Places …
112Old Market House (Galena, Illinois) — Old Market House U.S. National Register of Historic Places U.S. Historic district Contributing property …
113Old Parsonage — U.S. National Register of Historic Places …
114Old Probst Church — U.S. National Register of Historic Places …
115Old Southeast Church (Brewster, New York) — Old Southeast Church U.S. National Register of Historic Places …
116Old Town Hall (Chester, Connecticut) — Old Town Hall U.S. National Register of Historic Places …
117Old Trees — U.S. National Register of Historic Places U.S. Historic district …
118Old State House (Little Rock) — Old State House U.S. National Register of Historic Places U.S. National Historic Landmark …
119Old Davidsonville State Park — Old Davidsonville State Historic Monument U.S. National Register of Historic Places …
120Old Westbury Gardens — U.S. National Register of Historic Places …