The Boulevard area encompasses the communities of Manzanita, Live Oak Springs and Tierra Del Sol. Nearby communities in the same wire center (central office) for wired telephones include: Calexico Lodge, Jacumba, Live Oak Springs, Manzanita, Pueblo Siding, and Tierra del Sol. Default wired telephone numbers for this area follow the format (619) 766-xxxx. The ZIP code is 91905.

The Kumeyaay and Cocopah Indians were Boulevard’s earliest inhabitants, and the area is rich in Native American history, culture and archeological resources. Today Boulevard is the headquarters of the Manzanita Band of Diegueno Mission Indians.