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Phone Directory 240-257 Detail

State Major City Time Zone
Maryland Baltimore Eastern

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Example: (240) 257-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
240-257 Nanjemoy, MD Teleport Communications America - DC Charles Landline 02/27/1999

Other Series For Prefixes

240-2570###
240-2571###
240-2572###
240-2573###
240-2574###
240-2575###
240-2576###
240-2577###
240-2578###
240-2579###