About 03589 - Mount Washington, New Hampshire
ZIP code 03589 covers the community of Mount Washington in New Hampshire, the United States. This area falls under Mount Washington County County.
Around 6,325 people live in the 03589 ZIP code area. It's a quieter, less populous area than the typical New Hampshire ZIP code (avg. ~21,821).
Median household income is about $85,200 (near the New Hampshire average).
This ZIP code sits alongside neighboring areas like Groveton, Milford, East Hampstead within New Hampshire.