Area Code 580-671 located in ALVA, WOODS, OK, more detail is as below. Place NPA (Numbering Plan Area) : 580 NXX (Local Number Prefix) : 671 City : ALVA County : WOODS State : OK (Oklahoma) NXX Use Type : Landline NXX Intro Version : 2003-02-09 FIPS (Federal Information Processing Standards) : 40151 LATA (Local Access Transport Area) : 536 Rate Center : ALVA ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 73717 Other Information NPANXX : 580671 County Population : 0 Switch CLLI (Common Language Location Identifier) : CLTNOK13DS0 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Coverage Area Name : ALVA Latitude : 36.8003 Longitude : -98.6685 ‹ previous : 580-670 next › : 580-672 Telephone Number List 580-671-0000 ~ 580-671-9999