Area Code 507-257 located in EAGLE LAKE, BLUE EARTH, MN, more detail is as below. Place NPA (Numbering Plan Area) : 507 NXX (Local Number Prefix) : 257 City : EAGLE LAKE County : BLUE EARTH State : MN (Minnesota) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 27013 LATA (Local Access Transport Area) : 620 Rate Center : EAGLE LAKE ZIP Code Count : 710 ZIP Code Frequency : 98 ZIP Code : 56024 Other Information NPANXX : 507257 Switch CLLI (Common Language Location Identifier) : EGLKMNXERS2 MSA CBSA (Core Based Statistical Area) : Mankato-North Mankato, MN MSA CBSA Code (Core Based Statistical Area) : 31860 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : MID-COMMUNICATIONS, INC. DBA HICKORYTECH OCN (Operating Company Number) : 1375 Coverage Area Name : EAGLE LAKE Latitude : 44.1664 Longitude : -93.8902 ‹ previous : 507-256 next › : 507-258 Telephone Number List 507-257-0000 ~ 507-257-9999