Area Code 641-205 located in KNOXVILLE, MARION, IA, more detail is as below. Place NPA (Numbering Plan Area) : 641 NXX (Local Number Prefix) : 205 City : KNOXVILLE County : MARION State : IA (Iowa) NXX Use Type : Landline NXX Intro Version : 2000-08-20 FIPS (Federal Information Processing Standards) : 19125 LATA (Local Access Transport Area) : 632 Rate Center : KNOXVILLE ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 50138 Other Information NPANXX : 641205 Switch CLLI (Common Language Location Identifier) : KNVLIAAQ00W MSA CBSA (Core Based Statistical Area) : Pella, IA MSA CBSA Code (Core Based Statistical Area) : 37800 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : LOCAL TELEPHONE DATA SERVICES CORP. DBA LTDS CORP. OCN (Operating Company Number) : 2842 Coverage Area Name : KNOXVILLE Latitude : 41.3192 Longitude : -93.0967 ‹ previous : 641-204 next › : 641-207 Telephone Number List 641-205-0000 ~ 641-205-9999