Area Codes:

Prefix County
240-296-XXXX Prince Georges
240-413-XXXX Prince Georges
240-487-XXXX Prince Georges
240-582-XXXX Prince Georges
240-615-XXXX Prince Georges
240-696-XXXX Prince Georges
301-209-XXXX Prince Georges
301-226-XXXX Prince Georges
301-239-XXXX Prince Georges
301-270-XXXX Prince Georges
301-276-XXXX Prince Georges
301-277-XXXX Prince Georges
301-314-XXXX Prince Georges
301-322-XXXX Prince Georges
301-341-XXXX Prince Georges
301-364-XXXX Prince Georges
301-386-XXXX Prince Georges
301-403-XXXX Prince Georges
301-405-XXXX Prince Georges
301-408-XXXX Prince Georges
301-422-XXXX Prince Georges
301-431-XXXX Prince Georges
301-434-XXXX Prince Georges
301-436-XXXX Prince Georges
301-439-XXXX Prince Georges
301-445-XXXX Prince Georges
301-454-XXXX Prince Georges
301-531-XXXX Prince Georges
301-559-XXXX Prince Georges
301-560-XXXX Prince Georges
301-583-XXXX Prince Georges
301-618-XXXX Prince Georges
301-636-XXXX Prince Georges
301-699-XXXX Prince Georges
301-701-XXXX Prince Georges
301-772-XXXX Prince Georges
301-773-XXXX Prince Georges
301-779-XXXX Prince Georges
301-789-XXXX Prince Georges
301-795-XXXX Prince Georges
301-837-XXXX Prince Georges
301-841-XXXX Prince Georges
301-851-XXXX Prince Georges
301-852-XXXX Prince Georges
301-853-XXXX Prince Georges
301-864-XXXX Prince Georges
301-867-XXXX Prince Georges
301-883-XXXX Prince Georges
301-887-XXXX Prince Georges
301-891-XXXX Prince Georges
301-892-XXXX Prince Georges
301-909-XXXX Prince Georges
301-923-XXXX Prince Georges
301-925-XXXX Prince Georges
301-927-XXXX Prince Georges
301-935-XXXX Prince Georges
301-945-XXXX Prince Georges
301-955-XXXX Prince Georges
301-965-XXXX Prince Georges
301-966-XXXX Prince Georges
301-985-XXXX Prince Georges