Area Code 320-204 located in MN, more detail is as below. Place NPA (Numbering Plan Area) : 320 NXX (Local Number Prefix) : 204 State : MN (Minnesota) NXX Intro Version : 1/22/2007 Rate Center : ST CLOUD ZIP Code Count : 0 ZIP Code Frequency : 0 Other Information NPANXX : 320204 County Population : 0 Switch CLLI (Common Language Location Identifier) : GLVYMNDPDS0 Time Zone : Central (GMT -06:00) Latitude : None Longitude : None ‹ previous : 320-203 next › : 320-205 Telephone Number List 320-204-0000 ~ 320-204-9999