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County ZIP codes · Utah · FIPS 49023

Juab County, UT ZIP Codes

Juab County, Utah has 6 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026), all residential. 4 of the residential ones lie mainly in Juab County and 2 mainly in a neighboring county; 2 cross the county line. Median household income ranges from $106,604 in 84648 (Nephi) to $111,250 in 84645 (Mona) (Census Bureau, ACS 2020-2024).

  • ACS2020-24
  • Census2020

Where are the ZIP codes of Juab County?

84022 · Dugway: $102k84034 · Ibapah: –84628 · Eureka: $69k84639 · Levan: $84k84645 · Mona: $111k84648 · Nephi: $107k84022840348464884639846458462884022 · Dugway: $102k84034 · Ibapah: –84628 · Eureka: $69k84639 · Levan: $84k84645 · Mona: $111k84648 · Nephi: $107k840228403484648846398464584022 · Dugway: $102k84034 · Ibapah: –84628 · Eureka: $69k84639 · Levan: $84k84645 · Mona: $111k84648 · Nephi: $107k84022840348464884639
The residential ZIP codes of Juab 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?

They carry 6 postal town names: Nephi, Mona, Levan, Eureka, Dugway, Ibapah.

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

All 6 residential ZIP codes in Juab County

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

Residential ZIP codes mainly in Juab County, largest first; "In this county" is the share of the ZIP's land in the county
In this county
84648 Nephi 7,385 44 $107k $424k 100%
84645 Mona 3,316 42 $111k $511k 100%
84639 Levan 884 4 $84k $373k 100%
84628 Eureka 871 84 $69k $295k 100%

Partly in Juab County

Residential ZIP codes mainly in another county that reach at least 1% into Juab County, by their share here
In this county
84022 Dugway 516 4 $102k $453k 22%
84034 Ibapah 144 0 – – 21%

Download the 6 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?

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

Share of each ZIP code's land in Juab County and in the neighboring counties
ZIPIn JuabElsewhere
8402222%Tooele County 78%
8403421%Tooele County 70%; White Pine County 9%

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

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

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Juab County's ZIP codes use 2 prefixes: 840 and 846.

Three-digit prefixes of Juab 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 Juab County's
PrefixSectional centerHereAll codes
840 Salt Lake City, UT (SCF 840) 2 94
846 Provo, UT (SCF 846) 4 47

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