Area Code 641-437 located in MYSTIC, APPANOOSE, IA, more detail is as below. Place NPA (Numbering Plan Area) : 641 NXX (Local Number Prefix) : 437 City : MYSTIC County : APPANOOSE State : IA (Iowa) NXX Use Type : Landline NXX Intro Version : 2000-08-20 FIPS (Federal Information Processing Standards) : 19007 LATA (Local Access Transport Area) : 632 Rate Center : CENTERVL ZIP Code Count : 41 ZIP Code Frequency : 3 ZIP Code : 52574 Other Information NPANXX : 641437 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : WINDSTREAM IOWA COMMUNICATIONS, INC. OCN (Operating Company Number) : 1178 Coverage Area Name : CENTERVILLE Latitude : 40.7254 Longitude : -92.8671 ‹ previous : 641-436 next › : 641-437 Telephone Number List 641-437-0000 ~ 641-437-9999