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Phone Directory 712-551 Detail

State Major City Time Zone
Iowa Sioux City Central

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
712-551 Hawarden, IA Hawarden Municipal Utilities Sioux Landline 10/11/1997

Other Series For Prefixes

712-5510###
712-5511###
712-5512###
712-5513###
712-5514###
712-5515###
712-5516###
712-5517###
712-5518###
712-5519###