Animal welfare organizations provide vouchers for low-cost spay/neuter operations that local veterinarians honor. Contact Concho Valley PAWS in Sunset Mall, 4001 Sunset Drive, Suite 1072, or (325) 656-7387; or Critter Shack, P.O. Box 192, Wall, TX 76957.

In addition, the City of San Angelo Animal Shelter is working on creating a low-cost spay/neuter service that will be income-based. This service is scheduled to be available April 1, 2016.