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U. S. Department of Agriculture
U. S. Department of Commerce: Stat-USA
U.C. Berkeley Museum of Paleontology
U.I.A. Freshwater Ecology (The Chironomid Home Page)
U.S. Agency for International Development
U.S. Council for International Business
U.S. Department of Health and Human Services
U.S. Department of Housing and Urban Development
U.S. Department of the Interior
U.S. Department of Transportation
U.S. Fish and Wildlife Service—National Wetlands Inventory
U.S. Geological Survey (USGS) National Mapping Information World Wide Web Server
U.S. Navy Fighters The Unofficial Home Page
U.S. Patent and Trademark Office
U.S. Patent and Trademark Office
U.S. Patent and Trademark Office General Information Concerning Patents
U.S. Recovery, Addiction, and Abuse Resources
U.S. Travel and Tourism Administration
UAB Thermal and Fluids Engineering Group
UBC (University of British Columbia) MultiCentre Research Network
UC Berkeley's Museum of Paleontology
UCREL—University Centre for Computer Corpus Research on Language
UCSD Optoelectronic Computing Group
UFO Books—The Serious Literature
UFOJOE Presents: Information about Canadian Folk Festivals
UK Archaeology on the Internet
UK Index Beginner's Guide: the Net
Ultimate Romance Novel Website
UN*X Net for Computer Security in Law Enforcement
Understanding Our Planet Through Chemistry
Union Pacific Railroad Excursion Information
United Computer Exchange Corp. (UCE)
United Nations Crime and Justice Information Network
United Nations Crime and Justice Information Network
United Nations Environment Programme (UNEP), Geneva
United Nations Population Information Network (POPIN)
United Nations Scholars' Workstation at Yale University
United Pentecostal Church International
United States Air-Table-Hockey Association (USAA)
United States Department of Justice
United States Department of the Interior/Geological Survey/Pacific Marine Geology
United States Fish and Wildlife Service Home Page
United States Geological Survey: Earth and Environmental Science
United States Naval Sea Cadet Corps
United States Power Squadrons Web Page
United States State Department Travel Warnings and Consular Info Sheets
United States Tennis Association/Mid-Atlantic Section
University Art Museum and Pacific Film Archive
University Art Museum Art Exhibitions
University of California Museum of Paleontology: Bringing Life's Past and People Together
University of Chicago Philosophy Project
University of Chicago Press Anthropology and Archeaology Catalog
University of Chicago Press Cognitive Science and Linguistics Catalog
University of Chicago Press Sociology Catalog
University of Delaware Botanic Gardens
University of Illinois—Institute of Aviation Wx Page
University of Manitoba Anthropology Department
University of St. Michael's College, Faculty of Theology
University of Wisconsin-Madison Botanical Garden
University of Wyoming Art Museum
Unofficial Australian National Basketball League (NBL) Page
Unofficial Chemical Engineering Home Page
Unofficial FutureBASIC Web Page
Unusual or Deep Site of the Day
Uptime Computer Solutions, Inc.
URL-Minder: Your Own Personal Web Robot
Urologic and Male Genital Diseases
US Environmental Protection Agency
USDA—Natural Resources Conservation Service
USIA International Broadcasting
Utah! Travel and Adventure Online
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z AlphaNumeric Listings