| State | City | Institution | Discounts | Phone # |
| Alabama | Birmingham | Birmingham Zoo | Free Admission | (205) 879-0409 |
| Alabama | Montgomery | Montgomery Zoo | Free Admission | (334) 240-4930 |
| Arizona | Phoenix | Phoenix Zoo | 50% Admission | (602) 914-4336 |
| Arizona | Tucson | Reid Park Zoo | Free Admission | (502) 881-4753 |
| Arkansas | Little Rock | Little Rock Zoo | Free admission- 2 adults and children or grand children. Under age 18 | 501-661-7218 |
| California | Atascadero | Charles Paddock Zoo | Free Admission | (805) 461-5080 x2105 |
| California | Eureka | Sequoia Park Zoo | Free Zoo: Offering 10% discount in the gift shop | 707-441-4263 |
| California | Fresno | Fresno Chaffee Zoo | Free Admission | (559) 498-5921 |
| California | Los Angeles | Los Angeles Zoo | 50% Admission | 323-644-4751 |
| California | Sacramento | Sacramento Zoological Society | 50% Admission | (916) 808-5888 |
| California | San Francisco | Aquarium of the bay | 50% Admission | (415) 623-5333 |
| California | San Francisco | San Francisco Zoo | 50% Admission | 415-753-7080 |
| California | San Mateo | Coyote Point Museum | 50% admission | (650) 342-7755 |
| California | San Pedro | Friends of Cabrillo Marine Aquarium | Free Admission; 10% discount in retail shops. | (310) 548-7562 |
| California | Santa Ana | Santa Ana Zoo | Free Admission | 714-953-8555 ext. 13 |
| California | Santa Barbara | Santa Barbara Zoo | Free Admission | (805) 962-5339, ext. 44 |
| Colorado | Pueblo | Pueblo Zoo | 50% Admission | (719) 561-1452, ext. 116 |
| Connecticut | Bridgeport | Connecticut's Beardsley Zoo | 50% Admission | (203) 394-6574 |
| Delaware | Wilimington | Brandywine Zoo | Free Admission | 3025717788 Ext. 201 |
| District of Columbia | Washington | Smithsonian's National Zoological Park | Free Zoo. 10% discount in retail shops | (202) 633-3034 |
| Florida | Jacksonville | Jacksonville Zoo and Gardens | 50% admission (2adults; 2children) | (904) 757-4463 X 208 |
| Florida | Lake Monroe | Central Florida & Botanical Gardens | 50% admission | (407) 323-4550 X100 |
| Florida | Melbourne | Brevard Zoo | Free Admission | (321) 254-9453, ext. 225 |
| Florida | Miami | Miami Metrozoo | 50% Admission (2adults; 2children) | (305) 255-5551 |
| Florida | Sarasota | Mote Marine Laboratory & Aquarium | Free Admission | 941-388-4441 x373 |
| Georgia | Albany | Chehaw Wild Animal Park | Free Admission | (229) 430-1742 |
| Georgia | Atlanta | Zoo Atlanta | 50% Admission | (404) 624-9453 |
| Hawaii | Honolulu | Honolulu Zoo | Free Admission | (808) 926-3191 x13 |
| Idaho | Boise | Zoo Boise | Free Admission | (208) 384-4125, ext. 200 |
| Idaho | Idaho Falls | Tautphaus Park Zoo | Free Admission | (208) 612-8421 |
| Illinois | Bloomington | Miller Park Zoo | Free Admission | 309-434-2250 |
| Illinois | Coal Valley | Niabi Zoo | Free Admission | (309) 799-3482 X221 |
| Illinois | Decatur | Scovill Zoo | 50% Admission | 217-421-7435 |
| Illinois | Peoria | Glen Oak Zoo (Peoria Zoo) | 50% Admission | (309) 681-3509 |
| Illinois | Springfield | Henson Robinson Zoo | Free Admission | (217) 753-6217 |
| Illinois | Wheaton | Cosley Zoo | Free Zoo: 25% off items in retail | 630-665-5534 |
| Indiana | Evansville | Mesker Park Zoo & Botanic Garden | Free Admission | (812) 435-6143, ext. 407 |
| Indiana | South Bend | Potawatomi Zoo | Free Admission | (574) 288-4639 |
| Iowa | Des Moines | Blank Park Zoo | Free Admission | (515) 323-8308 |
| Kansas | Emporia | David Traylor Zoo of Emporia | Free Zoo: 25% off all merchandise | (620) 341-4365 |
| Kansas | Garden City | Lee Richardson Zoo | Free Admission: offering 10% off in the gift shop | (620) 276-6243 |
| Kansas | Hutchinson | Hutchinson Zoo | Free Zoo: 20% off in gift shop | (620) 694-2672 |
| Kansas | Kansas City | Kansas City Zoo | 50% Admission | 816-513-5805 |
| Kansas | Manhattan | Sunset Zoo | Free Admission | (785) 587-2737 |
| Kansas | Salina | Rolling Hills Wildlife Adventure | 50% Admission | 785-827-9488 |
| Kansas | Topeka | Topeka Zoological Park | Free Admission | (785) 368-9131 |
| Kansas | Wichita | Sedgwick County Zoo | 50% Admission | (316) 266-8211 |
| Kentucky | Louisville | The Louisville Zoo | Free Admission | (502) 459-2287 |
| Louisiana | Alexandria | Alexandria Zoo | Free Admission | (318) 441-6814 |
| Louisiana | Baton Rouge | BREC's Baton Rouge Zoo | Free Admission | (225) 775-3877 |
| Maryland | Salisbury | Salisbury Zoo | Free Admission; 25% off retail items | (410) 548-3188 |
| Massachusetts | Attleboro | Capron Park Zoo | Free Admission | (508) 203-1840 |
| Massachusetts | Boston | Franklin Park Zoo (Zoo New England) | Free Admission | (617) 989-2076 |
| Massachusetts | New Bedford | Buttonwood Park Zoo | Free Admission | (508) 991-4556 x10 |
| Massachusetts | Stoneham | Stone Zoo (Zoo New England) | Free Admission | (617) 989-2076` |
| Mexico | Guanajuato-Leon | Parque Zoologico de Leon | 52(477)7904251 | |
| Michigan | Battle Creek | Binder Park Zoo | 50% Admission | (269) 979-1351 |
| Michigan | Grand Rapids | John Ball Zoological Garden | Free Admission | (616) 336-3309 |
| Michigan | Lansing | Potter Park Zoological Gardens | Free Admission | (517) 483-4221 |
| Minnesota | Apple Valley | Minnesota Zoo | Free Admission | (952) 431-9339 |
| Minnesota | St. Paul | Como Park Zoo | (651) 487-8229 | |
| Mississippi | Jackson | Jackson Zoological Park | Free Admission | (601) 352-2580 x226 |
| Missouri | Eureka | Wild Canid Survival and Research Center | Free Admission | (636) 938-5900 |
| Missouri | Saint Louis | Saint Louis Zoo | (Free, offering half off Safari Pass and more!) | (314) 781-0900, ext. 484 |
| Missouri | Springfield | Dickerson Park Zoo | Free Admission | (417) 833-1570 |
| Montana | Billings | Zoo Montana | Free Admission | (406) 652-8100 |
| Nebraska | Lincoln | Lincoln Children's Zoo | Free Admission | (402) 475-6741 |
| Nebraska | Omaha | Henry Doorly Zoo | 50% Admission | (402) 738-2061 |
| Nebraska | Scottsbluff | Riverside Zoo | Free Admission | (308) 632-2971 |
| New Hampshire | Holderness | Squam Lakes Natural Science Center | (603) 968-7194 | |
| New Jersey | Cape May Court House | Cape May County Park and Zoo | Free Admission, 10% discount at Gift Shop | (609) 465-5271 |
| New Jersey | Paramus | Bergen County Zoo | Free Admission | (201) 262-3771, ext. 113 |
| New Jersey | West Orange | Turtle Back Zoo | Free Admission | (973) 731-5800 |
| New Mexico | Alamogordo | Alameda Park Zoo | Free Admission | (575) 439-4290 |
| New Mexico | Albuquerque | Albuquerque Aquarium | 50% admission | (505) 764-6280 |
| New Mexico | Albuquerque | Rio Grande Botanic Gardens | 50% admission | (505) 764-6280 |
| New Mexico | Albuquerque | Rio Grande Zoo | 50% admission | (505) 764-6280 |
| New Mexico | Carlsbad | Living Desert Zoo & Gardens State Park | 50% admission | (575) 887-5516 |
| New York | Buffalo | Buffalo Zoo | Free Admission | (716) 995-6131 |
| New York | Millbrook | Trevor Zoo | Free Admission | (845) 677-3704 |
| New York | Rochester | Seneca Park Zoo | Free Admission | (585) 336-7212 |
| New York | Staten Island | Staten Island Zoo | Free Admission | (718) 442-6868 |
| New York | Syracuse | Rosamond Gifford Zoo at Burnet Park | Free Admission | (315) 435-8512 |
| North Carolina | Asheboro | North Carolina Zoological Park | 50% Admission | (336) 879-7258 |
| North Carolina | Asheville | Western North Carolina Nature Center | 50% admission | (828) 298-5600, ext. 308 |
| North Carolina | Atlantic Beach | North Carolina Aquarium at Pine Knoll Shores | Free Admission/ Free parking | (919) 733-1383 x229 |
| North Carolina | Grensboro | Natural Science Center of Greensboro | 50% admission | (336) 288-3769 X311 |
| North Carolina | Kure Beach | North Carolina Aquarium at Fort Fisher | Free Admission/ Free parking | (919) 733-1383 x229 |
| North Carolina | Manteo | North Carolina Aquarium at Roanoke Island | Free Admission/ Free parking | (919) 733-1383 x229 |
| North Dakota | Bismarck | Dakota Zoo | (701) 223-7543 | |
| North Dakota | Fargo | Red River Zoo | Free Admission | (701) 277-9240 |
| North Dakota | Minot | Roosevelt Park Zoo | Free Admission | (701) 857-4166 |
| North Dakota | Wahpeton | Chahinkapa Zoo | Free Admission & 10% retail discount | 701-642-8709 |
| Ohio | Akron | Akron Zoological Park | Free Admission | (330) 375-2550 |
| Ohio | Cincinnati Zoo | Cincinnati Zoo & Botanical Gardens | 50% Admission | (513) 559-7789 |
| Ohio | Cleveland | Cleveland Metroparks Zoo | Free Admission | (216) 661-6500, ext. 3355 |
| Ohio | Dayton | Boonshoft Museum of Discovery | Free Admission | (937) 275-7431 |
| Ohio | Port Clinton | African Safari Wildlife Park | 50% Admission | (800) 521-2660 |
| Ohio | Powell | Columbus Zoological Gardens | 50% admission; 50% at the Wilds-Safari Transport Tour | (614) 645-3579 |
| Ohio | Toledo | The Toledo Zoo | Free Admission | (419) 385-5721 |
| Oregon | Portland | Oregon Zoo | (503) 220-5740 | |
| Oregon | Winston | Wildlife Safari | 50% Admission | 541-679-6761 x210 |
| Pennsylvania | Erie | Erie Zoological Society | Free Admission | (814) 864-4091 |
| Pennsylvania | Hershey | ZOOAMERICA North American Wildlife Park | Free admission (not valid for events) | 717-534-3123 |
| Pennsylvania | Norristown | Elmwood Park Zoo | 10% Discount at Retail | (610) 277-3825 |
| Pennsylvania | Philadelphia | Philadelphia Zoo | 50% Admission | 215-243-1100 |
| Pennsylvania | Pittsburgh | National Aviary | Free Admission | (412) 323-7238 |
| Pennsylvania | Pittsburgh | Pittsburgh Zoo & Aquarium | Free Admission | 412-365-2534 |
| Pennsylvania | Schnecksville | Lehigh Valley Zoo | Free Admission | 610-799-4171 |
| Rhode Island | Providence | Roger Williams Park Zoo | Free Admission- 2 adults, 2 children | (401) 941-3910, ext. 375 |
| South Carolina | Columbia | Riverbanks Zoo & Garden | Free Admission- 2adults, 2 children | 803-779-8717 |
| South Carolina | Greenville | Greenville Zoo | Free Admission | (864) 467-4300 |
| South Dakota | Sioux Falls | Great Plains Zoo & Delbridge Museum of Natural History | Free Admission | (605) 367-7003 |
| South Dakota | Watertown | Bramble Park Zoo | Free Admission | (605) 882-6269 |
| Tennessee | Chattanooga | Chattanooga Zoo at Warner Park | Free Admission | (423) 697-1322 |
| Tennessee | Knoxville | Knoxville Zoological Gardens | Free Admission- Limited to 2 adults, 4 children | (865) 637-5331 |
| Tennessee | Memphis | Memphis Zoo | 50% Admission | 901-333-6500 |
| Tennessee | Nashville | Nashville Zoo, Inc. | Free Admission | (615) 833-1534 |
| Texas | Abilene | Abilene Zoological Gardens | Free Admission | (325) 676-6085 |
| Texas | Brownsville | Gladys Porter Zoo | Free Admission | (956) 546-7187 x310 |
| Texas | Corpus Christi | Texas State Aquarium | $5 off adult, $3.50 off child, $4 off senior rates | 361-881-1340 |
| Texas | Dallas | Dallas Zoo and the Dallas Aquarium | Free Admission | (214) 943-2771, ext. 310 |
| Texas | El Paso | El Paso Zoological Society | 50% Admission | (915) 532-8156 |
| Texas | Houston | The Houston Zoo | Free Admission for 2 adults+ 3 children; free parking | (713) 533-6726 |
| Texas | Lufkin | Ellen Trout Zoo | Free Admission | (936) 633-0399 |
| Texas | San Antonio | San Antonio Zoo | 50% Admission | 210-734-7184 |
| Texas | Tyler | Caldwell Zoo | 50% Admission | 903-593-0121 |
| Texas | Victoria | The Texas Zoo | Free Admission | (361) 573-7681 |
| Texas | Waco | Cameron Park Zoo | Free Admission | (254) 750-8424 |
| Utah | Salt Lake City | Utah's Hogle Zoo | 50% admission | (801) 584-1741 |
| Virginia | Norfolk | Virginia Zoo | Free Admission | (757) 441-2374, ext. 242 |
| Washington | Seattle | Woodland Park Zoo | (206) 548-2425 | |
| West Virginia | Wheeling | Oglebay's Good Zoo | 50% Admission | 304-243-4030 |
| Wisconsin | Baraboo | International Crane Foundation | Free Admission | (608) 356-9462, ext. 142 |
| Wisconsin | Green Bay | NEW Zoo | Free Admission | 920-434-7841 |
| Wisconsin | Racine | Racine Zoological Society | Free Admission | (262) 636-9189 |