Charter Oak, Iowa Area Codes

Map of Charter Oak

Local time – 1 timezone

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Eastern timezone

Prefixes – 2 codes

Prefix
Type
Location
Carrier
Assigned
Landline
Onvoy, LLC - IA
2018/10/24
(712) 354-2
Landline
Onvoy, LLC - IA
2020/09/03
(712) 354-3
Landline
Onvoy, LLC - IA
2018/10/24
(712) 354-4
Landline
Onvoy, LLC - IA
2020/09/03
(712) 354-5
Landline
Onvoy, LLC - IA
2021/04/14
(712) 354-6
Wireless
Onvoy Spectrum, LLC
2021/06/22
(712) 354-7
Landline
Centurylink Communications, LLC LA
2018/11/14
(712) 678
Landline
Frontier Communications of Iowa, Inc.
-