Columbus, Montana Area Codes

Map of Columbus

Local time – 1 timezone

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Central timezone

Prefixes – 6 codes

Prefix
Type
Location
Carrier
Assigned
Landline
Onvoy, LLC - MT
2007/03/14
(406) 290-0
Landline
Level 3 Communications, LLC - AK
2007/12/05
(406) 290-1
Landline
Level 3 Communications, LLC - AK
2008/01/16
(406) 290-2
Landline
Level 3 Communications, LLC - AK
2008/01/23
(406) 290-3
Landline
Bandwidth.com CLEC, LLC - MT
2015/05/06
(406) 290-4
Wireless
New Cingular Wireless PCS, LLC
2010/10/07
(406) 290-5
Landline
Bresnan Broadband of Montana, LLC - MT (Charter)
2011/02/25
(406) 290-6
Landline
Telnyx LLC
2020/09/01
(406) 290-7
Landline
Onvoy, LLC - MT
2007/03/16
(406) 290-8
Landline
Bandwidth.com CLEC, LLC - MT
2018/05/08
(406) 290-9
Landline
Bandwidth.com CLEC, LLC - MT
2008/10/29
Wireless
Cellco Partnership DBA Verizon Wireless
-
(406) 298-0
Wireless
Cellco Partnership DBA Verizon Wireless
-
(406) 298-1
Landline
Level 3 Communications, LLC - AK
2008/01/31
(406) 298-2
Landline
Bandwidth.com CLEC, LLC - MT
2020/07/13
(406) 298-3
Landline
Bandwidth.com CLEC, LLC - MT
2012/05/04
(406) 298-4
Landline
Onvoy, LLC - MT
2012/11/21
(406) 298-5
Landline
Bandwidth.com CLEC, LLC - MT
2012/11/09
(406) 298-6
Landline
Telnyx LLC
2017/03/21
(406) 298-7
Landline
Onvoy, LLC - MT
2021/06/07
(406) 298-8
Landline
Telnyx LLC
2019/11/08
(406) 298-9
Landline
Ymax Communications Corp. - MT
2011/03/09
Wireless
New Cingular Wireless PCS, LLC
-
(406) 321-0
Wireless
New Cingular Wireless PCS, LLC
-
(406) 321-1
Wireless
New Cingular Wireless PCS, LLC
-
(406) 321-2
Wireless
New Cingular Wireless PCS, LLC
-
(406) 321-3
Wireless
New Cingular Wireless PCS, LLC
-
(406) 321-4
Wireless
New Cingular Wireless PCS, LLC
-
(406) 321-5
Landline
Onvoy, LLC - MT
2021/01/12
(406) 321-6
Landline
Onvoy, LLC - MT
2021/01/12
(406) 321-8
Landline
Airus, Inc. - MT
2020/06/26
(406) 321-9
Wireless
New Cingular Wireless PCS, LLC
-
Landline
Qwest Corporation
-
(406) 322-0
Landline
Qwest Corporation
-
(406) 322-1
Landline
Qwest Corporation
-
(406) 322-2
Landline
Level 3 Communications, LLC - AK
2004/10/15
(406) 322-3
Landline
Level 3 Communications, LLC - AK
2005/12/09
(406) 322-4
Landline
Qwest Corporation
-
(406) 322-5
Landline
Qwest Corporation
-
(406) 322-6
Landline
Qwest Corporation
-
(406) 322-7
Landline
Terra Nova Telecom Inc.
2020/10/20
(406) 322-8
Landline
Qwest Corporation
-
(406) 322-9
Landline
Qwest Corporation
-
Landline
Telnyx LLC
2021/05/24
(406) 703-0
Landline
Telnyx LLC
2021/05/24
(406) 703-3
Landline
Onvoy, LLC - MT
2021/08/04
Wireless
Cellco Partnership DBA Verizon Wireless
-
(406) 780-0
Wireless
Cellco Partnership DBA Verizon Wireless
-
(406) 780-1
Wireless
Cellco Partnership DBA Verizon Wireless
-
(406) 780-2
Wireless
Cellco Partnership DBA Verizon Wireless
2017/10/12
(406) 780-3
Landline
Onvoy, LLC - MT
2019/08/16
(406) 780-4
Landline
Onvoy, LLC - MT
2019/08/16
(406) 780-5
Landline
Onvoy, LLC - MT
2019/12/11
(406) 780-6
Landline
Centurylink Communications, LLC LA
2016/07/07
(406) 780-7
Landline
Onvoy, LLC - MT
2011/09/23
(406) 780-8
Landline
Onvoy, LLC - MT
2019/09/30
(406) 780-9
Landline
Onvoy, LLC - MT
2019/12/11