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Phone Directory 712-631 Detail

State Major City Time Zone
Iowa Sioux City Central

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
712-631 Sheldon, IA Level 3 Communications Obrien Landline 02/23/2007

Other Series For Prefixes

712-6310###
712-6311###
712-6312###
712-6313###
712-6314###
712-6315###
712-6316###
712-6317###
712-6318###
712-6319###