Abandoned cats can be found wherever they have been abandoned, or wherever they may have gone after abandonment.
Cats can be found for adoption at any pet sanctuary. They are often also available from various cats homes in the area because strays are taken there and need to be rehomed.
Put an ad in Petfinder.com
A cat adoption is a center where you adopt shelter cats. Most animal shelters do this in order for more shelter cats to find homes. Sometimes they place attractions in the adoption, like a cat show, or balloons.
Petsmart partners with the local Humane Society or ASPCA. So the cats that you will find there, are the cats that the Humane Society or ASPCA has up for adoption.
Cats that are up for adoption in Edmonton can be found at the Edmonton Humane Society. They have a 47,000 square foot building at 136 avenue & 163st containing hundreds of animals ready to be adopted.
One can find adoption photo listings via a number of websites. Such listings are available on 'The Adoption Photolisting', 'AdoptUSKids', 'Precious' and 'Holt International'.
Pages that reference adoption and cats, but not Persians
Black cats can potentially be found available for adoption through local animal shelters. PetSmart has an adoption program through their stores and may have black cats available or a resource for locating them.
A pet adoption service in Dallas is Dallas Animal Services, found at 1818 N. Westmoreland Road Dallas, Texas 75212. They have a large selection of dogs and cats for adoption.
There are many places where one could find information on child adoption agencies in Miami. One could check sites such as Miami Heart Gallery and Adoption Florida for information on child adoption.
One can find listings for Christian adoption agencies in Canada by visiting the Waiting to Belong website. This site lists 2 agencies. One is Christian Adoption Services and the other is Jewels For Jesus.
PetSmart has several locations in Edmonton. Call one of them; they often host cat adoption centers.
Although male calico cats are very rare and difficult to find (1 in 3000 chance), it is possible that shelters, breeders, or adoption services offer them.