Find the last 4 digits (ZIP+4) for an address in 99354

ZIP 99354, Richland, WA is filled in. Just type the street address.

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ZIP Code 99354 – Richland, WA

Richland, Washington · Benton County · Pacific time

ZIP code99354
CityRichland
StateWashington
CountyBenton County
Population25,559
Time zonePacific · local time
ZIP typeStandard (has a Census ZCTA area)
Land area23.93 sq mi
Center (lat, long)46.3288, -119.2993

Area codes in this area

509

These are the area codes that most often serve ZIP 99354 (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

99353 West Richland · 4.3 mi99352 Richland · 5.7 mi99320 Benton City · 9.9 mi99336 Kennewick · 9.9 mi99338 Kennewick · 10.8 mi99302 Pasco · 11.7 mi99301 Pasco · 16.9 mi99330 Eltopia · 17.2 mi

About ZIP 99354

ZIP code 99354 is assigned to Richland, Washington. It lies in Benton County. Its Census area covers about 23.93 square miles of land. The closest neighboring ZIP is 99353 (West Richland), about 4.3 miles away.

Every address in 99354 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