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Phone Directory 857-816 Detail

State Major City Time Zone
Massachusetts Boston Eastern

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Example: (857) 816-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
857-816 Cambridge, MA Xo Massachusetts Middlesex Landline 03/20/2001

Other Series For Prefixes

857-8160###
857-8161###
857-8162###
857-8163###
857-8164###
857-8165###
857-8166###
857-8167###
857-8168###
857-8169###