ZIP Code 06778

06778 is one of Connecticut's ZIP codes, delivering to addresses in Northfield, Northwest Hills Planning Region.

City: Northfield
Planning region: Northwest Hills Planning Region
State: Connecticut
Prefix: 067xx

Where this code sits

06778 is part of the 067xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Northfield.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 06778 delivers to without sharing its boundary.

ZIP codes nearest 06778

The ZIP codes whose reference points sit closest to 06778.
ZIP code	Distance	Delivers to
ZIP code 06787	2.3 mi	Thomaston, CT
ZIP code 06763	3.7 mi	Morris, CT
ZIP code 06792	4.2 mi	Torrington, CT
ZIP code 06782	4.6 mi	Plymouth, CT
ZIP code 06791	4.7 mi	Harwinton, CT
ZIP code 06786	5.6 mi	Terryville, CT
ZIP code 06759	5.7 mi	Litchfield, CT
ZIP code 06781	6.6 mi	Pequabuck, CT

Straight-line distance between place reference points, not driving distance. Where a place has no Census Gazetteer point, its postal centroid is used instead.

Each point is the reference point for 06778, plotted from its record coordinates.

Reference points and footprint
Not an official NANPA boundary
Not a USPS delivery area

Scope ZIP code 06778. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. A ZIP code is a set of delivery routes, not an area; the point shown is a record coordinate, not a centre.