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Phone Directory 301-577 Detail

State Major City Time Zone
Maryland Baltimore Eastern

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Example: (301) 577-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
301-577 Lanham, MD Verizon Maryland Prince Georges Landline 02/04/1994

Other Series For Prefixes

301-5770###
301-5771###
301-5772###
301-5773###
301-5774###
301-5775###
301-5776###
301-5777###
301-5778###
301-5779###