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Phone Directory 301-564 Detail

State Major City Time Zone
Maryland Baltimore Eastern

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Example: (301) 564-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
301-564 Rockville, MD Verizon Maryland Montgomery Landline 02/04/1994

Other Series For Prefixes

301-5640###
301-5641###
301-5642###
301-5643###
301-5644###
301-5645###
301-5646###
301-5647###
301-5648###
301-5649###