Area Code 319-313 located in KEOKUK, LEE, IA, more detail is as below. Place NPA (Numbering Plan Area) : 319 NXX (Local Number Prefix) : 313 City : KEOKUK County : LEE State : IA (Iowa) NXX Use Type : Landline NXX Intro Version : 2000-08-20 FIPS (Federal Information Processing Standards) : 19111 LATA (Local Access Transport Area) : 634 Rate Center : KEOKUK ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 52632 Other Information NPANXX : 319313 County Population : 0 Switch CLLI (Common Language Location Identifier) : BURLIABR00W MSA CBSA (Core Based Statistical Area) : Fort Madison-Keokuk, IA-MO MSA CBSA Code (Core Based Statistical Area) : 22800 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : LOCAL TELEPHONE DATA SERVICES CORP. DBA LTDS CORP. OCN (Operating Company Number) : 2842 Coverage Area Name : KEOKUK Latitude : 40.4000 Longitude : -91.3909 ‹ previous : 319-312 next › : 319-316 Telephone Number List 319-313-0000 ~ 319-313-9999