ZIP Code 63021

  • Zip Code: 63021
  • Type: Standard
  • Official USPS city name: Ballwin
  • Official USPS State Code: MO
  • Official State Name: Missouri
  • ZCTA: TRUE
  • Population: 57112.0
  • Density: 1000.3
  • Primary Official County Code: 29189
  • Primary Official County Name: St. Louis
  • Official County Name: St. Louis
  • Official County Code: 29189
  • Imprecise: FALSE
  • Military: FALSE
  • Timezone: America/Chicago (02:03 AM Saturday, November 23 2024-11-23 (GMT -0600))
  • Geo Point: 38.5688, -90.54644


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