Humane Societies
The Humane Society of the United States
Atlanta Humane Society
Gwinnett Humane Society
Humane Society of Cobb County
Dekalb Humane Society

Pet Rescue/Adoption (Call for Atlanta area breed-specific phone numbers.)
LifeLine Animal Project
Catlanta -- LifeLine
Pet Orphans
Good Mews
Pet Action League

Lost or Missing Pets
Missing Pet Network
PetLocator

Veterinary
The American Veterinary Medical Association
Project CatSnip -- discounted spaying/neutering; mobile services in metropolitan Atlanta

Miscellaneous
PetStyle-- America’s first broadband pet channel
ASPCA -- Protection of animals
Canine Companions for Independence -- Enhancing the lives of people with disabilities
PetStation.com -- "The Guide To Natural & Enlightened Pet-Keeping"
CanisMajor.com -- An on-line magazine for all pet and showdog owners
PeopleWithPets.com -- Apartment locator for pet owners
PetsWelcome.com-- A travel resource for pet owners