Find the last 4 digits (ZIP+4) for an address in 83854

ZIP 83854, Post Falls, ID is filled in. Just type the street address.

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ZIP Code 83854 – Post Falls, ID

Post Falls, Idaho · Kootenai County · Pacific time

ZIP code83854
CityPost Falls
StateIdaho
CountyKootenai County
Population54,851
Time zonePacific · local time
ZIP typeStandard (has a Census ZCTA area)
Land area77.58 sq mi
Center (lat, long)47.7264, -116.9761

Area codes in this area

208986

These are the area codes that most often serve ZIP 83854 (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.

Map

Nearby ZIP codes

83877 Post Falls · 1.3 mi99025 Newman Lake · 6.6 mi99027 Otis Orchards · 7.1 mi99019 Liberty Lake · 7.7 mi83815 Coeur d'Alene · 8.6 mi83858 Rathdrum · 9.5 mi83816 Coeur d'Alene · 9.7 mi99016 Greenacres · 11.2 mi

About ZIP 83854

ZIP code 83854 is assigned to Post Falls, Idaho. It lies in Kootenai County. Its Census area covers about 77.58 square miles of land. The closest neighboring ZIP is 83877 (Post Falls), about 1.3 miles away.

Every address in 83854 also has a 4-digit add-on code (ZIP+4) that points to a smaller delivery area. Use the box above to find it.

Sources: US Census Bureau (ZCTA, county relationship files), GeoNames (CC BY 4.0), NANPA via NumberResearch.org (CC BY 4.0). Map © OpenStreetMap contributors. ZIP areas are approximate. Population: U.S. Census Bureau, ACS 5-year estimates, 2024 (ZCTA). Data sources