Yellow pages :  (noun)

1: a telephone directory or section of a directory (usually printed on yellow paper) where business products and services are listed alphabetically by field along with classified advertising

Baedeker, bibliography, business directory, catalog, checklist, city directory, classified directory, directory, finding list, guidebook, handbook, handlist, index, itinerary, phone book, reference book, road map, roadbook, telephone book, telephone directory,