24/7 Emergency Vets in Maryland

Our directory lists 11 emergency animal hospitals in Maryland, and 2 of them are confirmed open 24/7. Each listing was checked in October 2026, and closed clinics were removed.

Most emergency vets in Maryland are clustered around Baltimore, Rockville, and Ellicott City. If you live farther out, look at the hospital page for the nearest backup option, and call before you drive. Hospitals marked "Open 24/7" have confirmed round-the-clock hours. For the rest, call to confirm they can see your pet right now.

Jump to a city: Annapolis, Baltimore, Columbia, Ellicott City, Glenn Dale, Huntingtown, Pikesville, Reisterstown, Rockville

Emergency vets in Annapolis

• Anne Arundel Veterinary Emergency ClinicCall to confirm hours808 Bestgate Rd. (410) 571-5365
  Call

Emergency vets in Baltimore

See Baltimore page

• Emergency Veterinary ClinicCall to confirm hours32 Mellor Ave Ste C. (410) 788-7040
  Call
• Pet+E.R. TowsonCall to confirm hours1209 Cromwell Bridge Rd. (410) 252-8387
  Call

Emergency vets in Columbia

• VEG ColumbiaOpen 24/76630a Marie Curie Drive. (410) 690-7170
  Call

Emergency vets in Ellicott City

• Emergency Animal Hospital of Ellicott CityCall to confirm hours10270 Baltimore National. (410) 750-1177
  Call

Emergency vets in Glenn Dale

• Beltway Emergency Veterinary HospitalCall to confirm hours11660 Annapolis Rd. (301) 464-3737
  Call

Emergency vets in Huntingtown

• Mid-Atlantic Animal Specialty Hospital (MASH)Call to confirm hours4175 Old Town Rd Ste B. (410) 414-8250
  Call

Emergency vets in Pikesville

• VEG PikesvilleOpen 24/71858 Reisterstown Road. (410) 793-4910
  Call

Emergency vets in Reisterstown

• Advanced Veterinary Complex (24 Hour)Call to confirm hours501 Main St. (410) 833-0500
  Call

Emergency vets in Rockville

See Rockville page

• BluePearl Pet Hospital RockvilleLimited ER hours1 Taft Ct. (301) 637-3228
  Call
• Metropolitan Emergency Animal ClinicCall to confirm hours12106 Nebel St. (301) 770-5227
  Call