ZIP codes in Richardson County
9 ZIPs touch Richardson County, Nebraska. The blue dashed line is the county border; orange ZIPs reach into it.
9
ZIP codes
4
cross the county line
8,053
people in these ZIPs
93
counties in NE
Most people
Richardson County ZIP list
More counties in Nebraska
- Perkins County10
- Phelps County10
- Pierce County9
- Platte County12
- Polk County10
- Red Willow County8
- Rock County4
- Saline County12
- Sarpy County14
- Saunders County18
- Scotts Bluff County10
- Seward County19
Questions people actually ask
How many ZIP codes are in Richardson County, Nebraska?
9 ZIP codes reach into Richardson County. 4 of them are only partly in the county and also cover a neighboring county.
Which ZIP code in Richardson County has the most people?
68355 (Falls City) has about 4,860 residents, the most of any ZIP touching Richardson County, in the Census Bureau’s ACS 2020–2024 estimates.
Can a ZIP code be in Richardson County and another county?
Yes. ZIP codes follow mail routes, not county lines. Rows marked with a percentage show how much of that ZIP’s land is in Richardson County. For one address, pin the exact spot on the ZIP finder to see its county.
Where does this list come from?
ZIP areas and their county overlaps come from the Census Bureau’s 2020 ZIP Code Tabulation Area to county relationship file. PO Box ZIPs have no area, so each is placed in the county of the ZIP area nearest the town it serves.
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Updated 2026-11-10 · Where the data comes from