Many people take collars off in the house, or don't use them for indoor pets, but the shelters have countless lost reports for such pets that slipped out accidentally. (baywoof.com)
If you look through all their handwritten Lost reports, you just might find a match! (rescuedogwriter.com)
We also keep active lost report files to do our best to match descriptions with animals as they come in. (sfhumanesociety.com)