In which county is ZIP code 01243 located?

ZIP 01243 is listed under Hampshire, MA.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 01243: Middlefield, MA

ZIP: 01243

County: Hampshire

Coordinates: 42.35610, -73.01040

ZIP Type: Standard

Time Zone: Eastern Time (ET)

This profile provides an in-depth look at ZIP code 01243, serving Middlefield in MA. It lies in Hampshire and supports delivery, planning, and address verification.

Primary City	Middlefield
ZIP Code	01243
County	Hampshire
State	MA
Latitude / Longitude	42.35610, -73.01040
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 01243 (not an exact boundary).

Geographic & Administrative Context

The geographic center of ZIP code 01243 is approximately 42.35610 (latitude) and -73.01040 (longitude). This location sits within Hampshire, contributing to regional planning across MA.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 01243 for mail delivery and general location reference in Hampshire, MA.

Coverage may include nearby neighborhoods and adjacent unincorporated areas commonly associated with Middlefield.

Related ZIP Codes (Nearby)

Explore other postal codes near Middlefield within MA.

Frequently Asked Questions

What is the primary city for ZIP code 01243?

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

In which county is 01243 located?

ZIP code 01243 is situated within Hampshire, MA.

What are the coordinates for 01243?

The approximate center point is 42.35610 (Latitude) and -73.01040 (Longitude).

Is ZIP code 01243 active?

This page lists ZIP 01243 as Listed based on the latest refresh date shown above.

Does ZIP 01243 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