Area Code 641-862 located in WILLIAMSON, LUCAS, IA, more detail is as below. Place NPA (Numbering Plan Area) : 641 NXX (Local Number Prefix) : 862 City : WILLIAMSON County : LUCAS State : IA (Iowa) NXX Use Type : Landline NXX Intro Version : 2000-08-20 FIPS (Federal Information Processing Standards) : 19117 LATA (Local Access Transport Area) : 632 Rate Center : WILLIAMSON ZIP Code Count : 90 ZIP Code Frequency : 26 ZIP Code : 50272 Other Information NPANXX : 641862 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : WINDSTREAM IOWA COMMUNICATIONS, INC. OCN (Operating Company Number) : 1178 Coverage Area Name : CHARITON Latitude : 41.0871 Longitude : -93.2490 ‹ previous : 641-861 next › : 641-862 Telephone Number List 641-862-0000 ~ 641-862-9999