Dover, New Hampshire

3 ZIP codes · Eastern time

ZIP codes (largest first)

03820 · 33,44003821 (PO box)03822 (PO box)
Population33,364
StateNew Hampshire
CountyStrafford County
Area code603
Time zoneEastern
Land area26.73 sq mi

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Population: U.S. Census Bureau, ACS 5-year estimates, 2024.