Naics index Naics index description
236220 Post office construction
236220 Prefabricated commercial building erection
236220 Prefabricated institutional building erection
236220 Prison construction
236220 Public warehouse construction
236220 Radio and television broadcast studio construction
236220 Radio station construction
236220 Railway station construction
236220 Recreational facility building construction
236220 Religious building (e.g., church, synagogue, mosque, temple) construction