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Phone Directory 240-813 Detail

State Major City Time Zone
Maryland Baltimore Eastern

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Example: (240) 813-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
240-813 Gaithersburg, MD Atx Telecommunications Services, Ltd Montgomery Landline 06/30/2001

Other Series For Prefixes

240-8130###
240-8131###
240-8132###
240-8133###
240-8134###
240-8135###
240-8136###
240-8137###
240-8138###
240-8139###