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Phone Directory 301-622 Detail

State Major City Time Zone
Maryland Baltimore Eastern

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
301-622 Silver Spring, MD Verizon Maryland Montgomery Landline 02/04/1994

Other Series For Prefixes

301-6220###
301-6221###
301-6222###
301-6223###
301-6224###
301-6225###
301-6226###
301-6227###
301-6228###
301-6229###