ZIP Code 51003

  • Zip Code: 51003
  • Type: Standard
  • Official USPS city name: Alton
  • Official USPS State Code: IA
  • Official State Name: Iowa
  • ZCTA: TRUE
  • Population: 1713.0
  • Density: 11.9
  • Primary Official County Code: 19167
  • Primary Official County Name: Sioux
  • Official County Name: Sioux
  • Official County Code: 19167
  • Imprecise: FALSE
  • Military: FALSE
  • Timezone: America/Chicago (00:12 AM Sunday, November 24 2024-11-24 (GMT -0600))
  • Geo Point: 42.98503, -95.98664


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