Find the last 4 digits (ZIP+4) for an address in 98256

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ZIP Code 98256 – Index, WA

Index, Washington · Snohomish County · Pacific time

ZIP code98256
CityIndex
StateWashington
CountySnohomish County
Population368
Time zonePacific · local time
ZIP typeStandard (has a Census ZCTA area)
Land area75.56 sq mi
Center (lat, long)47.8215, -121.4065

Area codes in this area

206425

These are the area codes that most often serve ZIP 98256 (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

98224 Baring · 9.7 mi98251 Gold Bar · 11.2 mi98288 Skykomish · 14.3 mi98294 Sultan · 16.7 mi98293 Startup · 17.1 mi98252 Granite Falls · 21.9 mi98014 Carnation · 22 mi98272 Monroe · 22.3 mi

About ZIP 98256

ZIP code 98256 is assigned to Index, Washington. It lies in Snohomish County. Its Census area covers about 75.56 square miles of land. The closest neighboring ZIP is 98224 (Baring), about 9.7 miles away.

Every address in 98256 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