County ZIP codes · Nebraska · FIPS 31149

Rock County, NE ZIP Codes

Rock County, Nebraska has 4 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026), all residential. 2 of the residential ones lie mainly in Rock County and 2 mainly in a neighboring county; 4 cross the county line.

ACS2020-24
Census2020

Where are the ZIP codes of Rock County?

The residential ZIP codes of Rock County (whole outlines, including the parts in neighboring counties), shaded by median household income in national fifths (ACS 2020-2024).<$54.1k$98.1k+no figure

Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).

All 4 residential ZIP codes in Rock County

2 ZIP codes lie mainly in Rock County; 2 more reach into it from a neighboring county and follow the first table.

Residential ZIP codes mainly in Rock County, largest first; "In this county" is the share of the ZIP's land in the county
						In this county
68714	Bassett	1,139	1	$52k	$133k	86%
68759	Newport	349	1	$89k	$59k	56%

Partly in Rock County

Residential ZIP codes mainly in another county that reach at least 1% into Rock County, by their share here
						In this county
69217	Long Pine	543	3	$39k	$56k	15%
68823	Burwell	1,936	2	$62k	$174k	10%

Download the 4 ZIP codes as CSV

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; county shares by land area (Census 2020 ZCTA-county relationship file).

Which ZIP codes cross the county line?

4 ZIP codes of Rock County extend into another county. A ZIP code follows mail routes, not county borders.

Share of each ZIP code's land in Rock County and in the neighboring counties
ZIP	In Rock	Elsewhere
68823	10%	Garfield County55%; Loup County23%; Valley County6%; Holt County3%; Custer County2%
68714	86%	Loup County12%; Brown County2%
69217	15%	Brown County85%
68759	56%	Keya Paha County44%

Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).

Which first three digits do Rock County's ZIP codes use?

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Rock County's ZIP codes use 3 prefixes: 687, 688 and 692.

Three-digit prefixes of Rock County's ZIP codes, the sectional center for each (USPS labeling list L005, effective October 1, 2026) and how many of the prefix's codes are Rock County's
Prefix	Sectional center	Here	All codes
687	Omaha, NE (SCF 680)	2	75
688	Lincoln, NE (SCF 683)	1	66
692	North Platte, NE (SCF 691)	1	11

Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.