County ZIP codes · Nebraska · FIPS 31017

Brown County, NE ZIP Codes

Brown County, Nebraska has 5 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026), all residential. 3 of the residential ones lie mainly in Brown County and 2 mainly in a neighboring county; 4 cross the county line.

ACS2020-24
Census2020

Where are the ZIP codes of Brown County?

The residential ZIP codes of Brown 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 5 residential ZIP codes in Brown County

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

Residential ZIP codes mainly in Brown County, largest first; "In this county" is the share of the ZIP's land in the county
						In this county
69210	Ainsworth	2,191	4	$57k	$123k	100%
69217	Long Pine	543	3	$39k	$56k	85%
69214	Johnstown	177	0	$64k	$182k	94%

Partly in Brown County

Residential ZIP codes mainly in another county that reach at least 1% into Brown County, by their share here
						In this county
69157	Purdum	99	1	$96k	–	21%
68714	Bassett	1,139	1	$52k	$133k	2%

Download the 5 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 Brown County extend into another county. A ZIP code follows mail routes, not county borders.

Share of each ZIP code's land in Brown County and in the neighboring counties
ZIP	In Brown	Elsewhere
68714	2%	Rock County86%; Loup County12%
69217	85%	Rock County15%
69214	94%	Cherry County6%
69157	21%	Blaine County71%; Cherry County8%

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

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

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Brown County's ZIP codes use 3 prefixes: 687, 691 and 692.

Three-digit prefixes of Brown 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 Brown County's
Prefix	Sectional center	Here	All codes
687	Omaha, NE (SCF 680)	1	75
691	North Platte, NE (SCF 691)	1	47
692	North Platte, NE (SCF 691)	3	11

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