This portion of National Register of Historic Places listings in Puerto Rico is along the central mountain region, from Las Marías and Maricao in the central-west to Juncos in the central-east, including the slopes of the Cordillera.
Names of places given are as appear in the National Register, reflecting name as given in NRHP application at the date of listing. Note, the National Register name system does not accommodate Spanish á, ñ and other letters.
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