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Phone Directory 240-404 Detail

State Major City Time Zone
Maryland Baltimore Eastern

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Example: (240) 404-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
240-404 Gaithersburg, MD Xo Maryland Montgomery Landline 02/13/2001

Other Series For Prefixes

240-4040###
240-4041###
240-4042###
240-4043###
240-4044###
240-4045###
240-4046###
240-4047###
240-4048###
240-4049###