Area Code 307-887 located in AFTON, LINCOLN, WY, more detail is as below. Place NPA (Numbering Plan Area) : 307 NXX (Local Number Prefix) : 887 City : AFTON County : LINCOLN State : WY (Wyoming) NXX Use Type : Wireless NXX Intro Version : 2006-02-16 FIPS (Federal Information Processing Standards) : 56023 LATA (Local Access Transport Area) : 654 Rate Center : AFTON ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 83110 Other Information NPANXX : 307887 County Population : 0 Switch CLLI (Common Language Location Identifier) : RCSPWY08AMD Time Zone : Mountain (GMT -07:00) Observes Daylight Saving Time : Yes Company : GOLD STAR COMMUNICATIONS, LLC OCN (Operating Company Number) : 340D Coverage Area Name : AFTON Latitude : 42.7235 Longitude : -110.9302 ‹ previous : 307-886 next › : 307-890 Telephone Number List 307-887-0000 ~ 307-887-9999