Area Codes:

Prefix County
240-200-XXXX Prince Georges
240-223-XXXX Prince Georges
240-232-XXXX Prince Georges
240-234-XXXX Prince Georges
240-244-XXXX Prince Georges
240-247-XXXX Prince Georges
240-253-XXXX Prince Georges
240-260-XXXX Prince Georges
240-269-XXXX Prince Georges
240-273-XXXX Prince Georges
240-290-XXXX Prince Georges
240-293-XXXX Prince Georges
240-304-XXXX Prince Georges
240-331-XXXX Prince Georges
240-333-XXXX Prince Georges
240-334-XXXX Prince Georges
240-337-XXXX Prince Georges
240-371-XXXX Prince Georges
240-391-XXXX Prince Georges
240-396-XXXX Prince Georges
240-407-XXXX Prince Georges
240-424-XXXX Prince Georges
240-465-XXXX Prince Georges
240-468-XXXX Prince Georges
240-491-XXXX Prince Georges
240-494-XXXX Prince Georges
240-495-XXXX Prince Georges
240-533-XXXX Prince Georges
240-553-XXXX Prince Georges
240-600-XXXX Prince Georges
240-627-XXXX Prince Georges
240-630-XXXX Prince Georges
240-638-XXXX Prince Georges
240-667-XXXX Prince Georges
240-670-XXXX Prince Georges
240-671-XXXX Prince Georges
240-691-XXXX Prince Georges
240-704-XXXX Prince Georges
240-716-XXXX Prince Georges
240-724-XXXX Prince Georges
240-737-XXXX Prince Georges
240-744-XXXX Prince Georges
240-747-XXXX Prince Georges
240-762-XXXX Prince Georges
240-790-XXXX Prince Georges
240-857-XXXX Prince Georges
240-868-XXXX Prince Georges
240-897-XXXX Prince Georges
240-898-XXXX Prince Georges
240-929-XXXX Prince Georges
240-949-XXXX Prince Georges
301-278-XXXX Prince Georges
301-291-XXXX Prince Georges
301-357-XXXX Prince Georges
301-456-XXXX Prince Georges
301-458-XXXX Prince Georges
301-541-XXXX Prince Georges
301-547-XXXX Prince Georges
301-557-XXXX Prince Georges
301-623-XXXX Prince Georges
301-628-XXXX Prince Georges
301-634-XXXX Prince Georges
301-679-XXXX Prince Georges
301-683-XXXX Prince Georges
301-692-XXXX Prince Georges
301-719-XXXX Prince Georges
301-747-XXXX Prince Georges
301-822-XXXX Prince Georges
301-823-XXXX Prince Georges
301-832-XXXX Prince Georges
301-844-XXXX Prince Georges
301-981-XXXX Prince Georges