Many veterinarian offices run pet clinics. It is best to check local veterinarian offices to see whether they run emergency clinics for pets. The yellow pages of the phone book can be a great resource.

they work at hospitals, nursing homes, clinics, doctors offices, schools, etc.

Most do not. They work in their offices and clinics and go to Hospitals like every other doctor.

RN positions are pretty easy to find as they can be located in numerous different hospitals and medical establishments such as emergency health clinics, health clinics, and dental offices.

General practitioner physicians work in private offices, clinics (private, non-profit, government, etc.) and in hospitals.