In which county is ZIP code 04478 located?

ZIP 04478 is listed under Somerset, ME.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 04478: Rockwood, ME

ZIP: 04478

County: Somerset

Coordinates: 45.86410, -69.87680

ZIP Type: Standard

Time Zone: Eastern Time (ET)

Get a reliable snapshot of the Rockwood, ME postal area 04478. This page summarizes county, coordinates, and local facts to help with services and location research.

Primary City	Rockwood
ZIP Code	04478
County	Somerset
State	ME
Latitude / Longitude	45.86410, -69.87680
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 04478 (not an exact boundary).

Geographic & Administrative Context

The geographic center of ZIP code 04478 is approximately 45.86410 (latitude) and -69.87680 (longitude). This location sits within Somerset, contributing to regional planning across ME.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 04478 for mail delivery and general location reference in Somerset, ME.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Rockwood within ME.

Frequently Asked Questions

What is the primary city for ZIP code 04478?

The primary city for this ZIP code is Rockwood, located in ME.

In which county is 04478 located?

ZIP code 04478 is situated within Somerset, ME.

What are the coordinates for 04478?

The approximate center point is 45.86410 (Latitude) and -69.87680 (Longitude).

Is ZIP code 04478 active?

This page lists ZIP 04478 as Listed based on the latest refresh date shown above.

Does ZIP 04478 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