低收費結紮與社區貓協助
這些團體不辦理領養，而是協助手術、獸醫照護，以及社區貓的捕捉、絕育、放回（TNR）。
- Veterinarians Without Borders(343) 633-0272
- Be Kind Tnr(916) 477-0856
- Spay-Neuter Action Project(866) 772-9287
- Humboldt Spay Neuter Network(707) 786-3380
- Alley Cat Locator
- For Ferals Sake
- Coachella Valley Cat Club(442) 677-3583
- Feral Cat Caretakers Coalition(310) 820-4122
- The Tnr Collective
- Veterinary Association For The Protection Of Animals
- Community Cat Allies(831) 202-2877
- Spay and Neuter Intermountain Petsand Pet Placement(530) 336-6006
- Merced Tnr(209) 385-4720
- Feral Freedom Northern California(408) 341-9061
- Whiskers Tails and Ferals(707) 258-2287
- Feral Change
- Pet Organization Urging Neutering Care & Education Pounce(530) 282-6043
- Spay Neuter Imperative Project California
- Fix Our Ferals(510) 215-9300
- Association Of Veterinary Laboratory Diagnosticians(559) 781-8900
- Planned Feralhood(415) 634-8324
- Tnr Allies & Friends
- Roseville Community Cat Coalition
- California Veterinary Medical Foundation(916) 649-0599
- Coalition For Community Cats
- Community Spay Neuter Clinic(207) 721-8395
- Cat Guardians Tnr & Rescue
- Spay California Now
- Motherlode Feral Cat Alliance(209) 897-1400
- Feral Cat Coalition
- Shots for Spays
- International Veterinary Outreach
- Marin Friends of Ferals(415) 246-9162
- Baja California Spay Neuter Foundation(664) 683-7932
- Catalyst Tnr(209) 910-4775
- Community Cat Advocates and Rescue
- Spay Global
- Valley Cats(818) 883-5252
- Fluffys Feral Friends
- Winters Community Cats