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Phone Directory 520-421 Detail

State Major City Time Zone
Arizona Phoenix (UTC-7)

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
520-421 Casa Grande, AZ Qwest Corporation Pinal Landline 02/11/1995

Other Series For Prefixes

520-4210###
520-4211###
520-4212###
520-4213###
520-4214###
520-4215###
520-4216###
520-4217###
520-4218###
520-4219###