List of Major Zoos in the U.S. Wiki

Alabama

 * Birmingham Zoo
 * Montgomery Zoo

Alaska

 * Alaska Zoo

Arizona

 * Phoenix Zoo
 * Reid Park Zoo

Arkansas

 * Little Rock Zoo

California

 * Fresno Chaffee Zoo
 * Los Angeles Zoo
 * Micke Grove Zoo
 * Oakland Zoo
 * Sacramento Zoo
 * San Diego Zoo
 * San Diego Zoo Safari Park
 * San Francisco Zoo
 * Santa Ana Zoo
 * Santa Barbara Zoo

Colorado

 * Cheyenne Mountain Zoo
 * Denver Zoo

Florida

 * Tampa's Lowry Park Zoo
 * Naples Zoo
 * Zoo Miami

Georgia

 * Zoo Atlanta

Hawaii

 * Honolulu Zoo