Area Code 580-996 located in MEDFORD, GRANT, OK, more detail is as below. Place NPA (Numbering Plan Area) : 580 NXX (Local Number Prefix) : 996 City : MEDFORD County : GRANT State : OK (Oklahoma) NXX Use Type : Landline NXX Intro Version : 2003-11-11 FIPS (Federal Information Processing Standards) : 40053 LATA (Local Access Transport Area) : 536 Rate Center : MEDFORD ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 73759 Other Information NPANXX : 580996 County Population : 0 Switch CLLI (Common Language Location Identifier) : OKCYOKFB12Z Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : FULLTEL, INC. OCN (Operating Company Number) : 4589 Coverage Area Name : MEDFORD Latitude : 36.8054 Longitude : -97.7342 ‹ previous : 580-995 next › : 580-997 Telephone Number List 580-996-0000 ~ 580-996-9999