Zip Code ReportKnox County ZIP codes
Every ZIP code in Knox County, Maine, with the city it serves. Open any one for a free neighborhood report.
20 ZIP codes · Knox County, ME · FIPS 23013
ZIP codes
20 in this county04547Friendship04563Cushing04574Washington04645Isle Au Haut04841Rockland04843Camden04847Hope04851Matinicus04853North Haven04854Owls Head04855Port Clyde04856Rockport04858South Thomaston04859Spruce Head04860Tenants Harbor04861Thomaston04862Union04863Vinalhaven04864Warren04865West Rockportunique
1 of these ZIP codes route mail only. A PO-box or single-recipient ZIP has no residential area behind it, so neighborhood statistics can't be computed for it — those pages say so instead of showing numbers.