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Phone Directory 240-340 Detail

State Major City Time Zone
Maryland Baltimore Eastern

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Example: (240) 340-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
240-340 Bethesda, MD Sprint Spectrum L.p. Montgomery Cell Number 08/18/2011

Other Series For Prefixes

240-3400###
240-3401###
240-3402###
240-3403###
240-3404###
240-3405###
240-3406###
240-3407###
240-3408###
240-3409###