The Charlotte MLS labels West Charlotte as Area 8 and many websites that display listings by compass direction use Area 8 for "West Charlotte". This area is bounded by Wilkinson Blvd to the South, Gaston Co line and Mt Holly-Huntersville Rd to the west, Brookshire Blvd/NC16 to the north and I-77 to the East. Zip codes in this area are 28208, 28214 and a little pocket of 28216. If you are wanting a home with "West Charlotte" as a criteria - either "in" or "not in" west Charlotte, I can set up very specific searches for homes, town homes or condos based on exactly what you want.
there are areas that may be considered part of west charlotte that are also parts of other sections of Charlotte as well...Is there any specific area you were looking at?