Find the last 4 digits (ZIP+4) for an address in 01366

ZIP 01366, Petersham, MA is filled in. Just type the street address.

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ZIP Code 01366 – Petersham, MA

Petersham, Massachusetts · Worcester County · Eastern time

ZIP code01366
CityPetersham
StateMassachusetts
CountyWorcester County
Population1,185
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area36.94 sq mi
Center (lat, long)42.4916, -72.1809

Area codes in this area

351978

These are the area codes that most often serve ZIP 01366 (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.

Map

Nearby ZIP codes

01331 Athol · 5.4 mi01005 Barre · 6.1 mi01468 Templeton · 6.7 mi01355 New Salem · 7.8 mi01037 Hardwick · 8 mi01074 South Barre · 8.6 mi01094 Wheelwright · 8.7 mi01438 East Templeton · 8.8 mi

About ZIP 01366

ZIP code 01366 is assigned to Petersham, Massachusetts. It lies in Worcester County. Its Census area covers about 36.94 square miles of land. The closest neighboring ZIP is 01331 (Athol), about 5.4 miles away.

Every address in 01366 also has a 4-digit add-on code (ZIP+4) that points to a smaller delivery area. Use the box above to find it.

Sources: US Census Bureau (ZCTA, county relationship files), GeoNames (CC BY 4.0), NANPA via NumberResearch.org (CC BY 4.0). Map © OpenStreetMap contributors. ZIP areas are approximate. Population: U.S. Census Bureau, ACS 5-year estimates, 2024 (ZCTA). Data sources