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Phone Directory 240-777 Detail

State Major City Time Zone
Maryland Baltimore Eastern

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
240-777 Rockville, MD Verizon Maryland Montgomery Landline 05/10/1999

Other Series For Prefixes

240-7770###
240-7771###
240-7772###
240-7773###
240-7774###
240-7775###
240-7776###
240-7777###
240-7778###
240-7779###