W3.com (US)
WACL - Women in Advertising and Communications London (UK)
Waitrose (UK)
Wal-Mart (US)
Walker Media (UK)
Wall Street Journal (US)
Wall Street Research Net (US)
Wall To Wall Indoor Advertising (US)
Wall's Sausages (UK)
WallStreetCity (US)
WallStreetE (US)
WALTHAM World of Pet Care (UK)
WAN - World Association of Newspapers (France)
Wanadoo (France)
Wanadoo (France/Global)
Wang Investments (US)
WapitOver (UK)
WAPuSeek (UK)
WapWarp (US)
WARC - World Advertising Research Center (UK)
Warner Bros. Kids Page (US)
Warner Bros. Movie Page (US)
Warner Bros. Music Page (US)
Warner Bros. Online (US)
Warner Bros. Records (US)
Warner Bros. Stores Page (US)
Warner Music Latin America (US)
Warner Music UK (UK)
Warner Village (UK)
Warner-Lambert Company (US)
Warner-Lambert Company: First Aid (US)
Warner-Lambert Company: Parke-Davis (US)
Warner-Lambert Company: Schick (US)
Warner-Lambert Company: Tetra Aquarium Products (US)
Washington Post (US)
Watchit (US)
Waterstones (UK)
Wax New Media Agency (UK)
Waymaker (UK)
wbs (US)
WCRS (UK)
WDFM - Larry Chase's Web Digest For Marketers (US)
WDR (Germany)
We Feel Fine (US)
WEA (UK)
Weather Site (Global)
Weather Underground (Global)
Weather.com (Global)
WeatherPost (Global)
Web Developer's Virtual Library (US)
Web GraFX-FX - Animated Gifs (US)
Web Magnet (US)
Web Marketing Info Center (US)
Web Marketing Resource Centre (UK)
Web Marketing Today (US)
Web Marketing Today Info Center (US)
Web Newsstand (US)
Web Online Surveys (New Zealand)
Web Pages That Suck (US)
Web Review (US)
Web Site Marketing Plan (US)
Web Surveyor (US)
Web User (UK)
Web Wedding (UK)
Web Windows (UK)
Web-Counter (US)
web-hotel (US)
Webby Awards (US)
WebCab (Germany)
WebcamSearch (US)
WebConnect (US)
WebCrawler (US)
Weber Shandwick (US)
Webgrrls (US)
Webindia (India)
Weblations (US)
Webmonkey (US)
WebOvision's Newspaper and Magazine Links (US)
WebOvision's TV Links (US)
WebOvision's World Radio Links (US)
WebPosition (US)
WebPromote (US)
WEBpromotion (UK)
Webraska (France)
webreference.com (US)
Webscout (Australia)
Website Promoters Resource Center (US)
Webstakes (US)
WebStep Top 100 Free Listings (US)
WebSurveyor (Global)
Webvan (US)
Wedding Details (US)
Wedding List Services (UK)
WeddingGuideUK (UK)
Weight Loss Research Center (Germany)
Weight Watchers (US)
Weight Watchers Group (US)
Wells Fargo (US)
WEMF AG für Werbemedienforschung (Switzerland)
Wendy's International, Inc. (US)
Wenger (Switzerland)
Werben & Verkaufen (Germany)
West (Germany)
West Ham United FC (UK)
Western Digital Corporation (US)
Westin Hotels & Resorts (US)
Westinghouse (US)
WFA - World Federation of Advertisers (Belgium)
WFofR
WGBH (US - Boston)
WGN-TV (US)
WGSN (UK)
WH Smith (UK)
Wharton Marketing (US)
What If (UK)
What's New on Yahoo (US)
Whataburger Restaurants (US)
WhatCar? (UK)
Whatis.com (US)
Wheel (UK)
Where Magazines (Canada)
Where2go (US)
Which? (UK)
WhirlGirl - WebTV (US)
Whirlpool Appliances (US)
Whirlpool Corporation (US)
Whiskers (US)
White Castle (US)
Who Apparel (UK)
Who Remembers Me? (US/Global)
Who's Marketing Online (US)
WhoWhere? (US)
Wicked Colours (UK)
WildTangent (US)
WILink (UK)
Wilkins Media Company (US)
Willcam's Comprehensive HTML Cross Reference (US)
William Hill (International)
William Hill (UK)
Wilson Internet - E-Commerce and Web Marketing (US)
Wilson Internet Services (US)
Wilson Sporting Goods Co. (US)
Wimbledon (UK)
Wimbledon (UK)
Wind River (US)
WindSeek (Sweden)
Wine Cellar (UK)
Wine Enthusiast (US)
Wine Spectator (US)
Winerack (UK)
Wink (US)
Winkworth (UK)
Winterthur Life (UK)
WinWin (US)
WinZip (US)
Wired News (US)
Wired Seniors (US)
Wireless
WirelessWeek (US)
Wireplay - the games network from BT (UK)
Wirral Sensory Services (UK)
Wisemoney (UK)
Wisenut (UK)
Wish You Were Here (UK)
WNIM - Whats New In Marketing (UK)
Wolo Manufacturing (US)
Woman Motorist (US)
Women's Web Magazine (US)
Women.com (US)
WOMMA - Word Of Mouth Marketing Association (US)
WonderBranding: Marketing to Women (US)
Woolrich (US)
Woolworths (UK)
WOR (US)
Word (US)
WORD - World Online Rate & Data (UK)
Word Of Mouth Marketing To Women (US)
Word of Net (US)
Wordtracker (US)
Workopolis (Canada)
Workthing (UK)
World Advertising & Marketing News (UK/Global)
World Airways (US)
World Bank (US)
World Flag Database (UK)
World Health Organisation (Switzerland)
World Investor Link - Annual Reports Service (UK)
World Media Buyer (US)
World Newspapers (Netherlands)
World Off Road (UK)
World Publications (US)
World Radio Network (UK)
World Screen News (US)
World Submit (US)
World Travel Guide (UK)
World Web Collectibles (US)
World Wide Web Consortium (US)
Worldcom (US/Global)
Worldcover Direct Ltd (UK)
WorldFlash (US)
WorldGate (US)
WorldOpinion (US)
WorldPages (US)
WorldPharmaWeb (UK)
Worldpop (UK)
Worlds (US)
Worldtraveldirect (UK)
Worldwide Brochures (US)
WorldWide Retail Exchange (US)
Worldwide TV Standards (UK)
WOW - World of Wireless Communications (US)
WPP (US)
WQAM (US)
Wrangler (US)
WRI - World Resources Institute (US)
Wrigley (US)
Writing HTML (US)
WSBI - World Savings Banks Institute (UK)
wwiTV (US)
WWW Daily (US)
WWW Viewer Test Page (US)
WWW Virtual Library (US)
WWWomen (US)
wwwstat (US)