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Phone Directory 301-477 Detail

State Major City Time Zone
Maryland Baltimore Eastern

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
301-477 College Park, MD Comcast Phone Of Northern Maryland Prince Georges Landline 10/11/1997

Other Series For Prefixes

301-4770###
301-4771###
301-4772###
301-4773###
301-4774###
301-4775###
301-4776###
301-4777###
301-4778###
301-4779###