ZIP Code 01040 – Holyoke, MA
Holyoke, Massachusetts · Hampden County · Eastern time
| ZIP code | 01040 |
|---|---|
| City | Holyoke |
| State | Massachusetts |
| County | Hampden County |
| Population | 37,813 |
| Time zone | Eastern · local time |
| ZIP type | Standard (has a Census ZCTA area) |
| Land area | 21.17 sq mi |
| Center (lat, long) | 42.2117, -72.6424 |
Area codes in this area
These are the area codes that most often serve ZIP 01040 (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
About ZIP 01040
ZIP code 01040 is assigned to Holyoke, Massachusetts. It lies in Hampden County. Its Census area covers about 21.17 square miles of land. The closest neighboring ZIP is 01041 (Holyoke), about 1.4 miles away.
Every address in 01040 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