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Phone Directory 301-571 Detail

State Major City Time Zone
Maryland Baltimore Eastern

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Example: (301) 571-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
301-571 Rockville, MD Verizon Maryland Montgomery Landline 02/04/1994

Other Series For Prefixes

301-5710###
301-5711###
301-5712###
301-5713###
301-5714###
301-5715###
301-5716###
301-5717###
301-5718###
301-5719###