Issaquah, Washington

2 ZIP codes · Pacific time

ZIP codes (largest first)

98029 · 30,58698027 · 28,955
Population39,591
StateWashington
CountyKing County
Time zonePacific
Land area12.13 sq mi

Area codes in this area

206253425

These are the area codes that most often serve Issaquah (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 Issaquah

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