In which county is ZIP code 01057 located?

ZIP 01057 is listed under Hampden, MA.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 01057: Monson, MA

ZIP: 01057

County: Hampden

Coordinates: 42.10100, -72.31960

ZIP Type: Standard

Time Zone: Eastern Time (ET)

Explore detailed information for ZIP code 01057 in Monson, MA. We include verified county details for Hampden plus key geographic references used for mapping and logistics.

Primary City	Monson
ZIP Code	01057
County	Hampden
State	MA
Latitude / Longitude	42.10100, -72.31960
ZIP Type	Standard
Time Zone	Eastern Time (ET)
Data Updated	2026-01-08

Maps & Useful Links

Open in Maps: Google Maps · OpenStreetMap

These links show the approximate center point for ZIP 01057 (not an exact boundary).

Geographic & Administrative Context

The geographic center of ZIP code 01057 is approximately 42.10100 (latitude) and -72.31960 (longitude). This location sits within Hampden, contributing to regional planning across MA.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 01057 for mail delivery and general location reference in Hampden, MA.

This ZIP may extend beyond the city core into nearby communities within Hampden.

Related ZIP Codes (Nearby)

Explore other postal codes near Monson within MA.

Frequently Asked Questions

What is the primary city for ZIP code 01057?

The primary city for this ZIP code is Monson, located in MA.

In which county is 01057 located?

ZIP code 01057 is situated within Hampden, MA.

What are the coordinates for 01057?

The approximate center point is 42.10100 (Latitude) and -72.31960 (Longitude).

Is ZIP code 01057 active?

This page lists ZIP 01057 as Listed based on the latest refresh date shown above.

Does ZIP 01057 cover multiple areas?

Yes. Many ZIP codes cover multiple neighborhoods or nearby areas. For exact boundaries, use official mapping tools.

Methodology & Data Notes

How we build this page: We generate this page from a structured ZIP dataset and refresh key fields (city, county, and coordinates) during scheduled updates. Coordinates represent an approximate center point, not an official boundary map.
Sources: Public ZIP reference datasets and geographic coordinate references. If you use specific sources (e.g., USPS, Census), list them on your About/Methodology page.

Page updated: 2026-01-08