ZIP Code 61340

61340 is one of Illinois's ZIP codes, delivering to addresses in Mark, Putnam County.

City: Mark
County: Putnam County
State: Illinois
Prefix: 613xx

Where this code sits

61340 is part of the 613xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Mark.

Mark Illinois ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 61340 delivers to without sharing its boundary.

ZIP codes nearest 61340

The ZIP codes whose reference points sit closest to 61340.
ZIP code	Distance	Delivers to
ZIP code 61326	1.3 mi	Granville, IL
ZIP code 61363	3.8 mi	Standard, IL
ZIP code 61327	4.3 mi	Hennepin, IL
ZIP code 61362	4.9 mi	Spring Valley, IL
ZIP code 61322	5.0 mi	Depue, IL
ZIP code 61315	6.4 mi	Bureau, IL
ZIP code 61316	6.5 mi	Cedar Point, IL
ZIP code 61335	6.6 mi	Mc Nabb, IL

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 61340, plotted from its record coordinates.

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

Scope ZIP code 61340. 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.