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Phone Directory 301-212 Detail

State Major City Time Zone
Maryland Baltimore Eastern

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Example: (301) 212-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
301-212 Gaithersburg, MD Verizon Maryland Montgomery Landline 02/04/1994

Other Series For Prefixes

301-2120###
301-2121###
301-2122###
301-2123###
301-2124###
301-2125###
301-2126###
301-2127###
301-2128###
301-2129###