ZIP Code 83853

ZIP code 83853 is a five-digit postal code used by the United States Postal Service for addresses in Porthill, Idaho. The ZIP lies within Boundary County. Clocks here follow the America/Los_Angeles time zone (UTC-7).

What you can do with ZIP code 83853

• Write a mailing address: Porthill, ID 83853. 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.