FEATURES 2016 copyright Portrait layout with lay-flat spiral binding Maps, points of interest, and their indexes are completely revised Includes transit information, airports, schools, shopping centers, parks and recreation areas Administrative and zip code boundaries included Block numbers on maps and in index Township tier, range and section numbers Full coverage of over 110 cities and communities including Brawley, Carlsbad, Chula Vista, El Cajon, El Centro, Encinitas, Escondido, National City, Oceanside, Poway, San Marcos, Vista.