| | | Little River County | AR | 05081 | | Texarkana, TX-AR 45500 | | Outlying | metro county (urban) | manufacturing-dependent | https://maps.google.com/?q=LittleRiverCounty+AR |
| | | Logan County | AR | 05083 | | | | | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=LoganCounty+AR |
| | | Lonoke County | AR | 05085 | | Little Rock-North Little
Rock-Conway, AR 30780 | Little Rock-North Little
Rock, AR 340 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=LonokeCounty+AR |
| | | Madison County | AR | 05087 | | Fayetteville-Springdale-Rogers,
AR-MO 22220 | | Outlying | metro county (urban) | manufacturing-dependent | https://maps.google.com/?q=MadisonCounty+AR |
| | | Marion County | AR | 05089 | | | | | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=MarionCounty+AR |
| | | Miller County | AR | 05091 | | Texarkana, TX-AR 45500 | | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=MillerCounty+AR |
| | | Mississippi County | AR | 05093 | | Blytheville, AR 14180 | | Central | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=MississippiCounty+AR |
| | | Monroe County | AR | 05095 | | | | | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=MonroeCounty+AR |
| | | Montgomery County | AR | 05097 | | | | | nonmetro county (rural) | recreation | https://maps.google.com/?q=MontgomeryCounty+AR |
| | | Nevada County | AR | 05099 | | | | | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=NevadaCounty+Arkansas |
