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Phone Directory 301-855 Detail

State Major City Time Zone
Maryland Baltimore Eastern

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
301-855 Upper Marlboro, MD Verizon Maryland Prince Georges Landline 02/04/1994

Other Series For Prefixes

301-8550###
301-8551###
301-8552###
301-8553###
301-8554###
301-8555###
301-8556###
301-8557###
301-8558###
301-8559###