ZIP Code 99640
Nondalton, Alaska
ZIP Code Information
ZIP code 99640 is a five-digit postal code used by the United States Postal Service for addresses in Nondalton, Alaska. The ZIP lies within Lake and Peninsula County. Clocks here follow the America/Anchorage time zone (UTC-8).
About 191 people live in this ZIP code, and the median household income is roughly $35,250 a year. Figures come from the U.S. Census Bureau American Community Survey and are refreshed as new five-year estimates are released.
What you can do with ZIP code 99640
- Write a mailing address: Nondalton, AK 99640. The ZIP goes last, after the state abbreviation.
- Check whether a shipping or delivery quote applies to this area — most US carriers price by ZIP code rather than by city.
- Look up the local time zone before scheduling a call — the ZIP tells you which zone applies to that address.
- Compare the ZIP with neighbouring codes to see how population and income shift block by block.
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Iliamna, Alaska
(24.6 km)
Frequently Asked Questions
ZIP code 99640 is located in Nondalton, Alaska.
ZIP code 99640 is in Lake and Peninsula county, Alaska.
ZIP code 99640 is in the America/Anchorage timezone.