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Phone Directory 301-920 Detail

State Major City Time Zone
Maryland Baltimore Eastern

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
301-920 Silver Spring, MD Starpower Communications Montgomery Landline 08/14/1998

Other Series For Prefixes

301-9200###
301-9201###
301-9202###
301-9203###
301-9204###
301-9205###
301-9206###
301-9207###
301-9208###
301-9209###