Who's Mailing What! has grouped more than 200 sub-categories into eight large primary categories as listed below. Your initial search should begin with the primary categories. The sub-categories will automatically appear in the box on the left-hand side of the screen where you can drill down by applying the filters. Once you have established your desired search you can save it to your dashboard to make your future searches easier.

Publishing

  • Continuity Series-Books
  • Continuity Series-Audio & Video
  • Continuity Series-Cards & Miscellaneous
  • Diaries, Appointment Books
  • Individual Titles-Books
  • Individual Titles: Audio/Video/DVD
  • Continuity Series-Books-Religious
  • Continuity Series-Audio & Video-Religious
  • Continuity Series-Cards & Miscellaneous-Religious
  • Individual Titles-Books-Religious
  • Individual Titles-Audio/Video/DVD
  • Clubs-Books-Religious
  • Clubs-Music-Religious
  • Clubs-Movie(Video/DVD)-Religious
  • Fine Bindings
  • Clubs-Books
  • Clubs-Music/Audio Books
  • Clubs-Movie(Video/DVD)
  • Clubs-Miscellaneous
  • Magazines-General Interest
  • Magazines-Special Interest
  • Magazines-Women’s
  • Magazines-Men’s
  • Magazines-Business/Financial
  • Magazines-Regional
  • Magazines-Computer
  • Magazines-Religious
  • Newsletters-General
  • Newsletters-Religious
  • Newspapers
  • Newspapers-Religious
  • Newsletters-Bulk
  • Newsletters-Investment/Financial
  • Subscription Agencies-Consumer
  • Subscription Agencies-Schools, Lib., Prof’l
  • Children’s/Teen-Books
  • Children’s/Teen-Magazines
  • Publications-Billing Series
  • Publications-Religious-Billing Series
  • Publications-Renewal Series
  • Publications-Religious-Renewal Series
  • Publications-Religious-Gift Sub Offers
  • Publications-Gift Sub Offers
  • Misc. Acknowledgments
  • Self-Study-Tapes, Books, Videos
  • Self-Study-Live Tutors
  • Business Books
  • Business Audio/Video

Insurance

  • Accidental Death/Dismemberment
  • Auto
  • Burial/Final Expenses
  • Business
  • Disability Income
  • Health/Hospitalization
  • Homeowners/Renters
  • Life
  • Marine
  • Mortgage Protection
  • Personal Property
  • Pet
  • Travel
  • Miscellaneous
  • Medical Services/Health Plans/Hospitals

Non-Profits/Fundraising

  • Clubs/Associations
  • Cultural Organization Memberships
  • Performing Arts
  • Social Action(Causes)
  • Culture
  • Environment
  • Health
  • International Relief
  • Minority Groups
  • Sports/Olympics
  • Politics
  • Religion
  • Animals/Wildlife
  • Local Relief
  • Lobbying Efforts
  • Children
  • Miscellaneous
  • Education
  • Fundraising Techniques

Financial Services/Investments

  • Loans/Lending
  • Banking Services
  • Financial Services-Miscellaneous
  • Credit Cards-Oil Co.
  • Credit Cards-Retail
  • Credit Cards-Consumer
  • Credit Cards-Affinity
  • Credit Cards-Secured
  • Cards-Debit
  • Credit Cards-Corporate
  • Credit Cards-Protection Services
  • Credit Card Incentives/Add-Ons
  • Commodities
  • Gold & Silver
  • Coins-Currency
  • Diamonds & Gems
  • Real Estate
  • Brokers-Stock/Bond
  • Funds-Mutual/IRAs
  • Investments-Miscellaneous

B2B

  • Directory Listing Forms
  • Seminars/Conferences
  • Awards Calls for Entries
  • Seminars/Conferences-Relisious
  • Legal Services
  • Business Services
  • Business Products
  • Imprinted Premiums
  • Printers
  • Forms & Binders
  • Franchise Offers
  • USPS/Delivery Services
  • Printing-Miscellaneous
  • Stationery/Cards

Retail

  • Lithographs/Prints
  • Coins (Collectibles)
  • Ingots
  • Medals
  • Stamps/First Day Covers
  • Stamps of Silver & Gold
  • Porcelain-Collector Plates
  • Porcelain-Vases, Statuary
  • Sculpture-Silver, Pewter, Crystal
  • Jewelry
  • Collectibles-Miscellaneous
  • Collectibles-Religious
  • Crafts & Hobbies
  • Catalogs-Consumer
  • Catalogs-Business
  • Catalogs-Computer
  • Catalogs-Food
  • Catalogs-Consumer Books/Audio/Video
  • Consumer-Flowers/Plants & Gardening
  • Shoes
  • Catalogs-Imprinted Premiums
  • Catalogs-Children
  • Catalogs-Jewelry
  • Catalogs-Home Study Courses
  • Catalogs-Seminar/College
  • Catalogs-Business Books/Audio/Video
  • Catalogs-Religious
  • Cosmetics
  • Clocks/Watches
  • Stereos/TVs/Video
  • Cameras
  • Electronics-Miscellaneous
  • Health-Vitamins/Supplements
  • Housewares/Appliances
  • Kitchenware
  • Luggage, Wallets
  • Tools/Do-It-Yourself
  • Eyewear/Optical Services
  • Shoes
  • Soft Goods (Rugs, Linens)
  • Foods
  • Gardening
  • Photo Finishing
  • Crime Protection
  • Heraldry/Ancestry
  • Horoscopes
  • Automotive
  • Telephones
  • Wine/Liquor/Beer
  • Aircraft
  • Boats
  • Tablewares
  • Pet Supplies
  • Sporting Goods
  • Fashions-Men’s
  • Fashions-Women’s
  • Fashions-Men’s & Women’s
  • Tobacco
  • Merchandise/Warehouse Clubs
  • Furniture
  • Home Improvement
  • Cemetery Lots/Mausoleums
  • Health/Fitness-Clubs/Diet Programs
  • Health/Fitness-Products/Equipment
  • Health/Fitness-Pharmaceutical
  • Restaurants
  • Gambling/Lottery
  • Sports Teams/Events
  • Children’s/Teen-Educational Services
  • Children’s-Toys
  • Children’s-Miscellaneous
  • School, College, Continuing Education
  • Students Offers
  • Baby Products
  • Energy Services
  • Auto/Equipment Rental
  • Inserts & Freefalls
  • Co-Ops
  • Coupons/Consumer Packaged Goods
  • Package Inserts
  • Retail Traffic Builders
  • Catalog Order Forms
  • Catalog House Solos
  • Sweepstakes
  • Card Decks
  • Retail Traffic Builders-Religious

Travel

  • Tours/Travel Promotions
  • City/State/Country Pitches
  • Airlines
  • Timeshares
  • Hotels
  • Auto & Travel Clubs

Telecom/Technology

  • Cable/Satellite Radio/TV
  • Telephone Services/Bundles
  • Computer Hardware
  • Computer Software
  • Internet Services/ISPs