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Phone Directory 301-816 Detail

State Major City Time Zone
Maryland Baltimore Eastern

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
301-816 Rockville, MD Verizon Maryland Montgomery Landline 02/04/1994

Other Series For Prefixes

301-8160###
301-8161###
301-8162###
301-8163###
301-8164###
301-8165###
301-8166###
301-8167###
301-8168###
301-8169###