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 Ogden, UT
A: Simple! Just surf to: Small Animal Clinics > Utah > Ogden  

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

Yardley

Khalsa Deva K Vmd Cva, 1724 Yardley Langhorne Rd, Yardley, PA 19067; call: 215-493-0621; located in or near Bucks county

York

Lello Craig DVM, 2200 W Market St, York, PA 17404; call: 717-792-2531; located in or near York county

London Charles E DVM, 2129 S Queen St, York, PA 17403; call: 717-854-1544; located in or near York county

Maroche Equine Clinic, 144 Schoolhouse Ln, York, PA 17406; call: 717-848-8557; located in or near York county

Reilly Daniel R Vmd, 2260 N Susquehanna Trl, York, PA 17404; call: 717-848-6213; located in or near York county