| | Clark County | AR | 05019 | | Arkadelphia, AR 11660 | | Central | nonmetro county (rural) | federal/state
government-dependent | https://maps.google.com/?q=ClarkCounty+AR |
| | Independence County | AR | 05063 | | Batesville, AR 12900 | | Central | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=IndependenceCounty+AR |
| | Mississippi County | AR | 05093 | | Blytheville, AR 14180 | | Central | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=MississippiCounty+AR |
| | Calhoun County | AR | 05013 | | Camden, AR 15780 | | Outlying | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=CalhounCounty+AR |
| | Ouachita County | AR | 05103 | | Camden, AR 15780 | | Central | nonmetro county (rural) | federal/state
government-dependent | https://maps.google.com/?q=OuachitaCounty+AR |
| | Union County | AR | 05139 | | El Dorado, AR 20980 | | Central | nonmetro county (rural) | mining-dependent | https://maps.google.com/?q=UnionCounty+AR |
| | Benton County | AR | 05007 | | Fayetteville-Springdale-Rogers,
AR-MO 22220 | | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=BentonCounty+AR |
| | Madison County | AR | 05087 | | Fayetteville-Springdale-Rogers,
AR-MO 22220 | | Outlying | metro county (urban) | manufacturing-dependent | https://maps.google.com/?q=MadisonCounty+AR |
| | Washington County | AR | 05143 | | Fayetteville-Springdale-Rogers,
AR-MO 22220 | | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=WashingtonCounty+AR |
| | St. Francis County | AR | 05123 | | Forrest City, AR 22620 | Memphis-Clarksdale-Forrest
City, TN-MS-AR 368 | Central | nonmetro county (rural) | federal/state
government-dependent | https://maps.google.com/?q=St.FrancisCounty+AR |