Area Code 641-476 located in HAVERHILL, MARSHALL, IA, more detail is as below. Place NPA (Numbering Plan Area) : 641 NXX (Local Number Prefix) : 476 City : HAVERHILL County : MARSHALL State : IA (Iowa) NXX Use Type : Landline NXX Intro Version : 2000-08-20 FIPS (Federal Information Processing Standards) : 19127 LATA (Local Access Transport Area) : 632 Rate Center : LAUREL ZIP Code Count : 13 ZIP Code Frequency : 4 ZIP Code : 50120 Other Information NPANXX : 641476 Switch CLLI (Common Language Location Identifier) : UNINIAXODS1 MSA CBSA (Core Based Statistical Area) : Marshalltown, IA MSA CBSA Code (Core Based Statistical Area) : 32260 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : HEART OF IOWA COMMUNICATIONS COOPERATIVE OCN (Operating Company Number) : 1297 Coverage Area Name : LAUREL Latitude : 41.8847 Longitude : -92.9224 ‹ previous : 641-476 next › : 641-476 Telephone Number List 641-476-0000 ~ 641-476-9999