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Phone Directory 301-473 Detail

State Major City Time Zone
Maryland Baltimore Eastern

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Example: (301) 473-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
301-473 Frederick, MD Verizon Maryland Frederick Landline 02/04/1994

Other Series For Prefixes

301-4730###
301-4731###
301-4732###
301-4733###
301-4734###
301-4735###
301-4736###
301-4737###
301-4738###
301-4739###