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Phone Directory 301-803 Detail

State Major City Time Zone
Maryland Baltimore Eastern

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
301-803 Rockville, MD Verizon Maryland Montgomery Landline 02/04/1994

Other Series For Prefixes

301-8030###
301-8031###
301-8032###
301-8033###
301-8034###
301-8035###
301-8036###
301-8037###
301-8038###
301-8039###