Area Code 435-218 located in UT, more detail is as below. Place NPA (Numbering Plan Area) : 435 NXX (Local Number Prefix) : 218 State : UT (Utah) NXX Intro Version : 5/16/2013 Rate Center : ST GEORGE ZIP Code Count : 0 ZIP Code Frequency : 0 Other Information NPANXX : 435218 County Population : 0 Time Zone : Mountain (GMT -07:00) Company : 360NETWORKS (USA) INC. - UT OCN (Operating Company Number) : 613D Latitude : None Longitude : None ‹ previous : 435-216 next › : 435-219 Telephone Number List 435-218-0000 ~ 435-218-9999