Area Code 580-266 located in ALTUS, JACKSON, OK, more detail is as below. Place NPA (Numbering Plan Area) : 580 NXX (Local Number Prefix) : 266 City : ALTUS County : JACKSON State : OK (Oklahoma) NXX Use Type : Landline NXX Intro Version : 1998-01-25 FIPS (Federal Information Processing Standards) : 40065 LATA (Local Access Transport Area) : 536 Rate Center : MARTHA ZIP Code Count : 2 ZIP Code Frequency : 2 ZIP Code : 73522 Other Information NPANXX : 580266 County Population : 0 Switch CLLI (Common Language Location Identifier) : MRTHOKXADS0 MSA CBSA (Core Based Statistical Area) : Altus, OK MSA CBSA Code (Core Based Statistical Area) : 11060 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : SOUTHWEST OKLAHOMA TELEPHONE CO. OCN (Operating Company Number) : 2025 Coverage Area Name : ALTUS AFB Latitude : 34.7254 Longitude : -99.3915 ‹ previous : 580-265 next › : 580-266 Telephone Number List 580-266-0000 ~ 580-266-9999