Check out our sister brand, Kinship, for vet chat, a nutrition calculator, basic obedience training, and (much) more. So you're never flying solo in this pet parenting thing.
The easiest way to adopt a Chihuahua would be through a rescue that specializes in Chihuahuas. A great place to start would be by starting a breed search on Adopt a Pet . The search will show you all the available Chihuahuas in your area.