Find the last 4 digits (ZIP+4) for an address in 99166

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ZIP Code 99166 – Republic, WA

Republic, Washington · Ferry County · Pacific time

ZIP code99166
CityRepublic
StateWashington
CountyFerry CountyOkanogan County
Population2,953
Time zonePacific · local time
ZIP typeStandard (has a Census ZCTA area)
Land area479.36 sq mi
Center (lat, long)48.6087, -118.6673

Area codes in this area

509

These are the area codes that most often serve ZIP 99166 (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

99150 Malo · 13.9 mi98859 Wauconda · 18.5 mi99118 Curlew · 20 mi99141 Kettle Falls · 24 mi99121 Danville · 24.3 mi99160 Orient · 24.5 mi99155 Nespelem · 25.7 mi98855 Tonasket · 27.1 mi

About ZIP 99166

ZIP code 99166 is assigned to Republic, Washington. It crosses 2 counties; most of its land is in Ferry County. Its Census area covers about 479.36 square miles of land. The closest neighboring ZIP is 99150 (Malo), about 13.9 miles away.

Every address in 99166 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