The city for 63119 is usually the name of the main post office. Nearest Zip Codes: 63119 - Saint Louis, MO. Rentals in 63119 are most commonly 2 bedrooms. Contact Information and Hours The Zipcode for Webster Groves is . //-->. google_ad_client = "ca-pub-5956934570453269"; The median home cost in Webster Groves (zip 63119) is Real Estate: $256,800. The percentage of children under 18 living in the 63119 ZIP code is slightly less than average compared to other areas of the country. Webster Groves, Webster Grvs Unacceptable: Rock Hill, Shrewsbury Stats and Demographics for the 63119 ZIP Code. 38 Homes For Sale in Webster Groves, MO 63119. Find MoreCities in Missouri that start with W, Post Office Suburb:SAINT LOUIS, MO, 63119-3248,