| | | Little River County | AR | 05081 | | Texarkana, TX-AR 45500 | | Outlying | metro county (urban) | manufacturing-dependent | https://maps.google.com/?q=LittleRiverCounty+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 |
| | | Miller County | AR | 05091 | | Texarkana, TX-AR 45500 | | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=MillerCounty+AR |
| | | Perry County | AR | 05105 | | Little Rock-North Little
Rock-Conway, AR 30780 | Little Rock-North Little
Rock, AR 340 | Outlying | metro county (urban) | nonspecialized | https://maps.google.com/?q=PerryCounty+AR |
| | | Poinsett County | AR | 05111 | | Jonesboro, AR 27860 | Jonesboro-Paragould, AR 308 | Outlying | metro county (urban) | nonspecialized | https://maps.google.com/?q=PoinsettCounty+AR |
| | | Pulaski County | AR | 05119 | | Little Rock-North Little
Rock-Conway, AR 30780 | Little Rock-North Little
Rock, AR 340 | Central | metro county (urban) | federal/state
government-dependent | https://maps.google.com/?q=PulaskiCounty+AR |
| | | Saline County | AR | 05125 | | 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=SalineCounty+AR |
| | | Sebastian County | AR | 05131 | | Fort Smith, AR-OK 22900 | | Central | metro county (urban) | manufacturing-dependent | https://maps.google.com/?q=SebastianCounty+AR |
| | | Washington County | AR | 05143 | | Fayetteville-Springdale-Rogers,
AR-MO 22220 | | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=WashingtonCounty+AR |
