Find the last 4 digits (ZIP+4) for an address in 99729

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ZIP Code 99729 – Cantwell, AK

Cantwell, Alaska · Matanuska-Susitna Borough · Alaska time

ZIP code99729
CityCantwell
StateAlaska
CountyMatanuska-Susitna BoroughDenali Borough
Area code907
Population128
Time zoneAlaska · local time
ZIP typeStandard (has a Census ZCTA area)
Land area2,947.73 sq mi
Center (lat, long)63.2440, -147.9781

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About ZIP 99729

ZIP code 99729 is assigned to Cantwell, Alaska. It crosses 2 counties; most of its land is in Matanuska-Susitna Borough. Its Census area covers about 2,947.73 square miles of land.

Every address in 99729 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