Hillsdale, Oklahoma Area Codes

580
Map of Hillsdale Local time Prefixes

Map of Hillsdale

Local time – 1 timezone

loading...
Eastern timezone

Prefixes – 2 codes

Prefix
Type
Location
Carrier
Assigned
Landline
Onvoy, LLC - OK
-
(580) 325-0
Landline
Peerless Network of Oklahoma, LLC - OK
2016/01/26
(580) 325-1
Landline
Telnyx LLC
2019/09/04
(580) 325-2
Landline
Onvoy, LLC - OK
2020/06/12
(580) 325-3
Landline
Onvoy, LLC - OK
2020/06/12
(580) 325-5
Landline
AT&T Corp.
2011/08/15
(580) 325-6
Landline
Onvoy, LLC - OK
2016/05/31
(580) 325-7
Landline
Onvoy, LLC - OK
2021/02/03
(580) 325-8
Landline
Onvoy, LLC - OK
2021/02/03
Landline
Southwestern Bell
-
(580) 635-1
Landline
Southwestern Bell
-
(580) 635-2
Landline
Southwestern Bell
-
(580) 635-3
Landline
Level 3 Communications, LLC - AK
2019/06/04
(580) 635-9
Landline
Terra Nova Telecom Inc.
2020/04/14

Area Codes by Number

© AreaCodes, 2019 - Contacts About Us Terms of Use