ZIP Code 01373

01373 is one of Massachusetts's ZIP codes, delivering to addresses in South Deerfield, Franklin County.

City: South Deerfield
County: Franklin County
State: Massachusetts
Prefix: 013xx

Where this code sits

01373 is part of the 013xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to South Deerfield.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 01373 delivers to without sharing its boundary.

413 Area code 413

ZIP codes nearest 01373

The ZIP codes whose reference points sit closest to 01373.
ZIP code	Distance	Delivers to
ZIP code 01375	2.9 mi	Sunderland, MA
ZIP code 01093	3.0 mi	Whately, MA
ZIP code 01302	3.3 mi	Greenfield, MA
ZIP code 01066	4.5 mi	North Hatfield, MA
ZIP code 01342	4.5 mi	Deerfield, MA
ZIP code 01341	5.2 mi	Conway, MA
ZIP code 01054	5.9 mi	Leverett, MA
ZIP code 01088	6.1 mi	West Hatfield, MA

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 01373, plotted from its record coordinates.

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

Scope ZIP code 01373. 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.