Area Code 985-999 located in NAPOLEONVILLE, ASSUMPTION, LA, more detail is as below. Place NPA (Numbering Plan Area) : 985 NXX (Local Number Prefix) : 999 City : NAPOLEONVILLE County : ASSUMPTION State : LA (Louisiana) NXX Use Type : Landline NXX Intro Version : 6/13/2012 FIPS (Federal Information Processing Standards) : 22007 LATA (Local Access Transport Area) : 490 Rate Center : NAPOLEONVL ZIP Code Count : 0 ZIP Code Frequency : 0 ZIP Code : 70390 Other Information NPANXX : 985999 MSA CBSA (Core Based Statistical Area) : Pierre Part, LA MSA CBSA Code (Core Based Statistical Area) : 38200 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : ACCESSCOM, INC. - LA OCN (Operating Company Number) : 8668 Coverage Area Name : NAPOLEONVILLE Latitude : 29.9415 Longitude : -91.0319 ‹ previous : 985-992 next › : 989-200 Telephone Number List 985-999-0000 ~ 985-999-9999