Spay USA - 800-248-SPAY Northern Virginia Spay & Neuter Resources PETS Ltd. - http://www.petsltd.org/default.html Spay, Inc - 703-522-7920/703-521-2677 - www.spay.org Capital Area Mobile Spay Neuter Clinic http://www.petfinder.org/shelters/VA146.html#clinic Washington DC Washington Animal Rescue League http://www.warl.org/programs/spay_neuter.php Capital Area Mobile Spay Neuter Clinic http://www.petfinder.org/shelters/VA146.html#clinic West Virginia Spay & Neuter Resources Spay Today - 304-728-8330 Maryland Spay & Neuter Resources SNAP, Inc - 410-885-5783 Baltimore County Humane Society of Baltimore County www.hsbcanimals.org/services.asp 410-833-4480 Baltimore City Maryland SPCA www.mdspca.org Neuter Scooter (city residents)--410-889-7729, extension 6 SNAP certificates (all MD residents)--410-235-8826 Howard County Animal Advocates of Howard County www.animal-advocates.org/spayneuter.html 410-880-2488 Montgomery County Montgomery County Humane Society www.mchumane.org/spayneuter.html 240-773-5960 Prince George's County SPCA/Humane Society of PG County www.pgspca.org/spay_neuter/index.php 301-324-0807 St. Mary's County St. Mary's Animal Welfare League www.smawl.org 301-373-5659