Zip code map
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Questions
What zip codes are in Norwalk?
90650. Some also cover parts of neighboring areas.
What is the most populated zip code in Norwalk?
90650, with about 100,808 residents.
Are zip codes the same as Census ZCTAs?
Almost. The Census Bureau’s ZIP Code Tabulation Areas approximate USPS zip codes so statistics can be published for them; PO box–only zips have no area and aren’t listed.
Source: U.S. Census Bureau 2020 ZIP Code Tabulation Areas, 2023 Gazetteer and ACS 2019–2023.