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Phone Directory 240-453 Detail

State Major City Time Zone
Maryland Baltimore Eastern

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
240-453 Rockville, MD Verizon Maryland Montgomery Landline 11/20/1998

Other Series For Prefixes

240-4530###
240-4531###
240-4532###
240-4533###
240-4534###
240-4535###
240-4536###
240-4537###
240-4538###
240-4539###