Area Code 209-791 located in MOKELUMNE HILL, CALAVERAS, CA, more detail is as below. Place NPA (Numbering Plan Area) : 209 NXX (Local Number Prefix) : 791 City : MOKELUMNE HILL County : CALAVERAS State : CA (California) NXX Use Type : Landline NXX Intro Version : 2000-01-14 FIPS (Federal Information Processing Standards) : 06009 LATA (Local Access Transport Area) : 738 Rate Center : MOKELUMNHL ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 95245 Other Information NPANXX : 209791 County Population : 0 Switch CLLI (Common Language Location Identifier) : SKTNCA01X9Y Time Zone : Pacific (GMT -08:00) Observes Daylight Saving Time : Yes Company : O1 COMMUNICATIONS, INC. - CA OCN (Operating Company Number) : 4129 Coverage Area Name : JACKSON Latitude : 38.3011 Longitude : -120.7052 ‹ previous : 209-791 next › : 209-794 Telephone Number List 209-791-0000 ~ 209-791-9999