Area Code 573-656 located in OLNEY, LINCOLN, MO, more detail is as below. Place NPA (Numbering Plan Area) : 573 NXX (Local Number Prefix) : 656 City : OLNEY County : LINCOLN State : MO (Missouri) NXX Use Type : Landline NXX Intro Version : 1996-01-10 FIPS (Federal Information Processing Standards) : 29113 LATA (Local Access Transport Area) : 520 Rate Center : OLNEY ZIP Code Count : 38 ZIP Code Frequency : 27 ZIP Code : 63370 Other Information NPANXX : 573656 County Population : 0 Switch CLLI (Common Language Location Identifier) : OLNYMOXARS0 MSA CBSA (Core Based Statistical Area) : St. Louis, MO-IL MSA CBSA Code (Core Based Statistical Area) : 41180 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : WINDSTREAM MISSOURI, INC. OCN (Operating Company Number) : 1885 Coverage Area Name : SILEX Latitude : 39.0836 Longitude : -91.2432 ‹ previous : 573-655 next › : 573-656 Telephone Number List 573-656-0000 ~ 573-656-9999