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County ZIP codes · Nebraska · FIPS 31047

Dawson County, NE ZIP Codes

Dawson County, Nebraska has 12 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026), all residential. 7 of the residential ones lie mainly in Dawson County and 5 mainly in a neighboring county; 11 cross the county line. Median household income ranges from $63,388 in 69130 (Cozad) to $100,929 in 68863 (Overton) (Census Bureau, ACS 2020-2024).

  • ACS2020-24
  • Census2020

Where are the ZIP codes of Dawson County?

68834 · Eddyville: $79k68836 · Elm Creek: $87k68850 · Lexington: $69k68860 · Oconto: $96k68863 · Overton: $101k68878 · Sumner: $92k68937 · Elwood: $85k69028 · Eustis: $86k69029 · Farnam: $44k69130 · Cozad: $63k69138 · Gothenburg: $78k69171 · Willow Island: –691386913068850690296893768834688366902868860688636887868834 · Eddyville: $79k68836 · Elm Creek: $87k68850 · Lexington: $69k68860 · Oconto: $96k68863 · Overton: $101k68878 · Sumner: $92k68937 · Elwood: $85k69028 · Eustis: $86k69029 · Farnam: $44k69130 · Cozad: $63k69138 · Gothenburg: $78k69171 · Willow Island: –691386913068850690296893768834688366902868860688636887868834 · Eddyville: $79k68836 · Elm Creek: $87k68850 · Lexington: $69k68860 · Oconto: $96k68863 · Overton: $101k68878 · Sumner: $92k68937 · Elwood: $85k69028 · Eustis: $86k69029 · Farnam: $44k69130 · Cozad: $63k69138 · Gothenburg: $78k69171 · Willow Island: –6913869130688506902968937688346883669028688606886368878
The residential ZIP codes of Dawson 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).

How different are its ZIP codes?

The middle half of its ranked ZIP codes (1,000+ people living in households) report median household incomes between $69,238 and $85,260.

They carry 12 postal town names.

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

All 12 residential ZIP codes in Dawson County

7 ZIP codes lie mainly in Dawson County; 5 more reach into it from a neighboring county and follow the first table.

Residential ZIP codes mainly in Dawson County, largest first; "In this county" is the share of the ZIP's land in the county
In this county
68850 Lexington 12,428 46 $69k $161k 93%
69130 Cozad 5,004 20 $63k $154k 93%
69138 Gothenburg 4,316 13 $78k $199k 42%
68863 Overton 1,410 12 $101k $137k 87%
68878 Sumner 463 4 $92k $99k 78%
68834 Eddyville 227 2 $79k $153k 69%
69171 Willow Island no residents 0 – – 100%

Partly in Dawson County

Residential ZIP codes mainly in another county that reach at least 1% into Dawson County, by their share here
In this county
69028 Eustis 820 5 $86k $168k 25%
69029 Farnam 361 2 $44k $81k 18%
68836 Elm Creek 1,908 13 $87k $225k 15%
68937 Elwood 1,831 9 $85k $317k 4%
68860 Oconto 301 2 $96k $73k 3%

Download the 12 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?

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

Share of each ZIP code's land in Dawson County and in the neighboring counties
ZIPIn DawsonElsewhere
6885093%Gosper County7%
6913093%Custer County7%
6913842%Custer County33%; Lincoln County24%
6883615%Buffalo County53%; Phelps County33%
689374%Gosper County93%; Frontier County3%
6886387%Phelps County13%
6902825%Frontier County67%; Gosper County8%
6887878%Custer County22%
6902918%Frontier County53%; Lincoln County29%
688603%Custer County97%
6883469%Custer County31%

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

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

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Dawson County's ZIP codes use 4 prefixes: 688, 689, 690 and 691.

Three-digit prefixes of Dawson 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 Dawson County's
PrefixSectional centerHereAll codes
688Lincoln, NE (SCF 683)666
689Lincoln, NE (SCF 683)157
690North Platte, NE (SCF 691)226
691North Platte, NE (SCF 691)347

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