ZIP Code 71866
Winthrop, Arkansas · Little River County
No31392
Zip71866
TypeSTANDARD
Decommissioned0
Primary CityWinthrop
Acceptable Cities—
Unacceptable Cities—
StateAR
LstateArkansas
CountyLittle River County
TimezoneAmerica/Chicago
Area Codes580, 870
World RegionNA
CountryUS
Latitude33,83
Longitude-94,35