Category:Cultural heritage monuments in the United States with known IDs

• National Register of Historic Places with known IDs‎ (33813 C, 52 P, 229249 F)

C

• Historic Civil Engineering Landmarks with known IDs‎ (54 F)

L

• United States Lighthouse Society sites with known IDs‎ (9 F)

U

• California Historical Landmarks with known IDs‎ (336 C, 1723 F)
• New York City Designated Landmarks with known IDs‎ (2 C, 765 F)
• Ohio Historical Marker sites with known IDs‎ (7 C, 61 F)