Westchester, Illinois

1 ZIP code · Central time

ZIP codes (largest first)

60154 · 16,436
Population16,436
StateIllinois
CountyCook County
Time zoneCentral
Land area3.69 sq mi

Area codes in this area

312331630872

These are the area codes that most often serve Westchester (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.

Find the ZIP+4 for an address in Westchester

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Population: U.S. Census Bureau, ACS 5-year estimates, 2024.