Klamath Falls, Oregon

3 ZIP codes · Pacific time

ZIP codes (largest first)

97603 · 33,22297601 · 22,96497602 (PO box)
Population22,115
StateOregon
CountyKlamath County
Time zonePacific
Land area20.13 sq mi

Area codes in this area

458541

These are the area codes that most often serve Klamath Falls (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 Klamath Falls

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