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Phone Directory 301-377 Detail

State Major City Time Zone
Maryland Baltimore Eastern

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Example: (301) 377-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
301-377 Laurel, MD Comcast Phone Of Northern Maryland Prince Georges Landline 10/11/1997

Other Series For Prefixes

301-3770###
301-3771###
301-3772###
301-3773###
301-3774###
301-3775###
301-3776###
301-3777###
301-3778###
301-3779###