| | | Clay County | AR | 05021 | | | | | not in metro; pop <
5k; non-metro-adjacent | farm-dependent | https://maps.google.com/?q=ClayCounty+AR |
| | | Cleburne County | AR | 05023 | | | | | not in metro; pop > 5k
< 20k; metro-adjacent | recreation | https://maps.google.com/?q=CleburneCounty+AR |
| | | Cleveland County | AR | 05025 | | Pine Bluff, AR 38220 | Little Rock-North Little
Rock, AR 340 | Outlying | not in metro; pop <
5k; metro-adjacent | nonspecialized | https://maps.google.com/?q=ClevelandCounty+AR |
| | | Columbia County | AR | 05027 | | Magnolia, AR 31620 | | Central | not in metro; pop > 5K
< 20k;
non-metro-adjacent | manufacturing-dependent | https://maps.google.com/?q=ColumbiaCounty+AR |
| | | Conway County | AR | 05029 | | | | | not in metro; pop > 5k
< 20k; metro-adjacent | nonspecialized | https://maps.google.com/?q=ConwayCounty+AR |
| | | Craighead County | AR | 05031 | | Jonesboro, AR 27860 | Jonesboro-Paragould, AR 308 | Central | in metro of < 250k | nonspecialized | https://maps.google.com/?q=CraigheadCounty+AR |
| | | Crawford County | AR | 05033 | | Fort Smith, AR-OK 22900 | | Central | in metro of < 250k | manufacturing-dependent | https://maps.google.com/?q=CrawfordCounty+AR |
| | | Crittenden County | AR | 05035 | | Memphis, TN-MS-AR 32820 | Memphis-Clarksdale-Forrest
City, TN-MS-AR 368 | Central | in metro of > 1m | nonspecialized | https://maps.google.com/?q=CrittendenCounty+AR |
| | | Cross County | AR | 05037 | | | | | not in metro; pop > 5k
< 20k; metro-adjacent | nonspecialized | https://maps.google.com/?q=CrossCounty+AR |
| | | Dallas County | AR | 05039 | | | | | not in metro; pop <
5k; metro-adjacent | nonspecialized | https://maps.google.com/?q=DallasCounty+AR |
