ZIP Code 29678

29678 is one of South Carolina's ZIP codes, delivering to addresses in Seneca, Oconee County.

City: Seneca
County: Oconee County
State: South Carolina
Prefix: 296xx

Where this code sits

29678 is part of the 296xx range, the group of codes handled by one mail processing centre. Seneca is served by 3 ZIP codes in total; the full list, with the county each falls in, is on the Seneca page.

Seneca South Carolina ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 29678 delivers to without sharing its boundary.

ZIP codes nearest 29678

The ZIP codes whose reference points sit closest to 29678.
ZIP code	Distance	Delivers to
ZIP code 29679	1.0 mi	Seneca, SC
ZIP code 29665	3.2 mi	Newry, SC
ZIP code 29632	5.6 mi	Clemson, SC
ZIP code 29633	5.6 mi	Clemson, SC
ZIP code 29634	5.6 mi	Clemson, SC
ZIP code 29631	6.3 mi	Clemson, SC
ZIP code 29672	6.3 mi	Seneca, SC
ZIP code 29696	7.6 mi	West Union, SC

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 29678, plotted from its record coordinates.

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

Scope ZIP code 29678. 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.