ZIP codes in Ouachita County
9 ZIPs touch Ouachita County, Arkansas. The blue dashed line is the county border; orange ZIPs reach into it.
9
ZIP codes
7
cross the county line
33,093
people in these ZIPs
75
counties in AR
Most people
Ouachita County ZIP list
More counties in Arkansas
- Miller County6
- Mississippi County21
- Monroe County9
- Montgomery County10
- Nevada County12
- Newton County20
- Perry County8
- Phillips County14
- Pike County10
- Poinsett County12
- Polk County8
- Pope County16
Questions people actually ask
How many ZIP codes are in Ouachita County, Arkansas?
9 ZIP codes reach into Ouachita County, including 1 PO Box or single-address ZIPs placed by the town they serve. 7 of them are only partly in the county and also cover a neighboring county.
Which ZIP code in Ouachita County has the most people?
71701 (Camden) has about 16,847 residents, the most of any ZIP touching Ouachita County, in the Census Bureau’s ACS 2020–2024 estimates.
Can a ZIP code be in Ouachita 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 Ouachita 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