Calvin, Oklahoma Area Codes

Map of Calvin

Local time – 1 timezone

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Eastern timezone

Prefixes – 2 codes

Prefix
Type
Location
Carrier
Assigned
Landline
Onvoy, LLC - OK
-
(405) 299-0
Landline
Peerless Network of Oklahoma, LLC - OK
2016/01/25
(405) 299-1
Landline
Telnyx LLC
2018/12/28
(405) 299-2
Landline
Onvoy, LLC - OK
2018/04/03
(405) 299-3
Landline
Onvoy, LLC - OK
2021/05/28
(405) 299-4
Landline
Onvoy, LLC - OK
2021/02/02
(405) 299-5
Landline
Onvoy, LLC - OK
2021/02/02
(405) 299-6
Landline
Twilio International, Inc.
2021/06/07
(405) 299-8
Landline
Onvoy, LLC - OK
2021/07/28
(405) 299-9
Landline
Fractel, LLC
2020/07/10
Landline
Southwestern Bell
-
(405) 645-0
Landline
Onvoy, LLC - OK
2016/06/21
(405) 645-1
Landline
Southwestern Bell
-
(405) 645-2
Landline
Southwestern Bell
-
(405) 645-4
Landline
Terra Nova Telecom Inc.
2020/04/15
(405) 645-5
Landline
Onvoy, LLC - OK
2020/06/15
(405) 645-6
Landline
Onvoy, LLC - OK
2020/06/15
(405) 645-7
Landline
Onvoy, LLC - OK
2018/12/26
(405) 645-8
Landline
Peerless Network of Oklahoma, LLC - OK
2018/10/11
(405) 645-9
Landline
Onvoy, LLC - OK
2018/12/26