The primary coordinate point for Los Llanos is located at latitude 18.0552 and longitude -66.4057 in Coamo Municipio.
The formal boundaries for the Los Llanos encompass a land area of 0.79 sq. miles and a water area of 0 sq. miles.
Coamo Municipio is in the Atlantic time zone (GMT -4).
The Los Llanos has a U5 Census Class Code which indicates populated place that is also a census designated place with the same name. It also has a Functional Status Code of "S" which identifies a statistical entity.