Charleston SC List Neighborhoods West Ashley Zip Code 29407Homes For sale Charleston SC in West Ashley SC by Neighborhood zip code 29407. West Ashley properties for sale by name of Subdivision, and development inside 526. Here is the entire list of developments in 29407 zip code of West Ashley area of Charleston SC. Outside 526 (Zip Code 29414) Active Listings Avg Days on Market Avg DoM Avg Price A