State by state and city by city, find your nearest dog and cat hospital or animal emergency clinic. For example:

Q: I'm looking for the cat hospital in Tulsa, OK
A: Simple! Just surf to: Small Animal Clinics > Oklahoma > Tulsa  

Q: How can I find the cat doctor closest to me in Waterville, KS]?
A: The "Kitty Dr." can be found here: Small Animal Clinics > Kansas > Waterville

Yoakum

Kaiser Kyle, 1310 W Grand Ave, Yoakum, TX 77995; call: 361-293-2040; located in or near Lavaca county

Yorktown

McAda W E, 454 Fm 240, Yorktown, TX 78164; call: 361-564-2212; located in or near De Witt county

Zapata

Zapata Wildlife Rescue, 611 Falcon Dr, Zapata, TX 78076; call: 956-765-8526; located in or near Zapata county