Area Code 218-437 located in ARGYLE, MARSHALL, MN, more detail is as below. Place NPA (Numbering Plan Area) : 218 NXX (Local Number Prefix) : 437 City : ARGYLE County : MARSHALL State : MN (Minnesota) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 27089 LATA (Local Access Transport Area) : 636 Rate Center : ARGYLE ZIP Code Count : 460 ZIP Code Frequency : 96 ZIP Code : 56713 Other Information NPANXX : 218437 County Population : 0 Switch CLLI (Common Language Location Identifier) : ARGYMNXBRL0 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN OCN (Operating Company Number) : 1123 Coverage Area Name : STEPHEN Latitude : 48.3342 Longitude : -96.8181 ‹ previous : 218-437 next › : 218-438 Telephone Number List 218-437-0000 ~ 218-437-9999