Area Code 620-218 located in WINFIELD, COWLEY, KS, more detail is as below. Place NPA (Numbering Plan Area) : 620 NXX (Local Number Prefix) : 218 City : WINFIELD County : COWLEY State : KS (Kansas) NXX Use Type : Wireless NXX Intro Version : 2003-05-09 FIPS (Federal Information Processing Standards) : 20035 LATA (Local Access Transport Area) : 532 Rate Center : WINFIELD ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 67156 Other Information NPANXX : 620218 Switch CLLI (Common Language Location Identifier) : MNRGKSABCM1 MSA CBSA (Core Based Statistical Area) : Winfield, KS MSA CBSA Code (Core Based Statistical Area) : 49060 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : CELLCO PARTNERSHIP DBA VERIZON WIRELESS - KS OCN (Operating Company Number) : 6532 Coverage Area Name : WINFIELD Latitude : 37.2409 Longitude : -96.9945 ‹ previous : 620-217 next › : 620-219 Telephone Number List 620-218-0000 ~ 620-218-9999