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Phone Directory 301-517 Detail

State Major City Time Zone
Maryland Baltimore Eastern

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Example: (301) 517-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
301-517 Rockville, MD Verizon Maryland Montgomery Landline 02/04/1994

Other Series For Prefixes

301-5170###
301-5171###
301-5172###
301-5173###
301-5174###
301-5175###
301-5176###
301-5177###
301-5178###
301-5179###