| | FIPS | County | State | Coordinating Agency Name |
|---|
| 910 | 45001 | Abbeville | South Carolina | SCDOT |
|---|
| 911 | 45003 | Aiken | South Carolina | SCDOT |
|---|
| 912 | 45005 | Allendale | South Carolina | SCDOT |
|---|
| 913 | 45007 | Anderson | South Carolina | SCDOT |
|---|
| 914 | 45009 | Bamberg | South Carolina | SCDOT |
|---|
| 915 | 45011 | Barnwell | South Carolina | SCDOT |
|---|
| 916 | 45013 | Beaufort | South Carolina | SCDOT |
|---|
| 917 | 45015 | Berkeley | South Carolina | Berkeley-Charleston-Dorchester COG |
|---|
| 918 | 45017 | Calhoun | South Carolina | Central Midlands COG & SCDOT |
|---|
| 919 | 45019 | Charleston | South Carolina | Berkeley-Charleston-Dorchester COG |
|---|
| 920 | 45021 | Cherokee | South Carolina | SCDOT |
|---|
| 921 | 45023 | Chester | South Carolina | SCDOT |
|---|
| 922 | 45025 | Chesterfield | South Carolina | SCDOT |
|---|
| 923 | 45027 | Clarendon | South Carolina | SCDOT |
|---|
| 924 | 45029 | Colleton | South Carolina | SCDOT |
|---|
| 925 | 45031 | Darlington | South Carolina | SCDOT |
|---|
| 926 | 45033 | Dillon | South Carolina | SCDOT |
|---|
| 927 | 45035 | Dorchester | South Carolina | Berkeley-Charleston-Dorchester COG |
|---|
| 928 | 45037 | Edgefield | South Carolina | SCDOT |
|---|
| 929 | 45039 | Fairfield | South Carolina | SCDOT |
|---|
| 930 | 45041 | Florence | South Carolina | SCDOT |
|---|
| 931 | 45043 | Georgetown | South Carolina | Waccamaw Regional Planning & Development Council |
|---|
| 932 | 45045 | Greenville | South Carolina | Greenville County Planning Commission & SCDOT |
|---|
| 933 | 45047 | Greenwood | South Carolina | SCDOT |
|---|
| 934 | 45049 | Hampton | South Carolina | SCDOT |
|---|
| 935 | 45051 | Horry | South Carolina | Waccamaw Regional Planning & Development Council |
|---|
| 936 | 45053 | Jasper | South Carolina | SCDOT |
|---|
| 937 | 45055 | Kershaw | South Carolina | SCDOT |
|---|
| 938 | 45057 | Lancaster | South Carolina | SCDOT |
|---|
| 939 | 45059 | Laurens | South Carolina | SCDOT |
|---|
| 940 | 45061 | Lee | South Carolina | SCDOT |
|---|
| 941 | 45063 | Lexington | South Carolina | Central Midlands COG |
|---|
| 942 | 45065 | McCormick | South Carolina | SCDOT |
|---|
| 943 | 45067 | Marion | South Carolina | SCDOT |
|---|
| 944 | 45069 | Marlboro | South Carolina | SCDOT |
|---|
| 945 | 45071 | Newberry | South Carolina | SCDOT |
|---|
| 946 | 45073 | Oconee | South Carolina | SCDOT |
|---|
| 947 | 45075 | Orangeburg | South Carolina | SCDOT |
|---|
| 948 | 45077 | Pickens | South Carolina | Greenville County Planning Commission & SCDOT |
|---|
| 949 | 45079 | Richland | South Carolina | Central Midlands COG |
|---|
| 950 | 45081 | Saluda | South Carolina | SCDOT |
|---|
| 951 | 45083 | Spartanburg | South Carolina | Spartansburg County Planning Commission |
|---|
| 952 | 45085 | Sumter | South Carolina | Sumter City-County Planning COmmission |
|---|
| 953 | 45087 | Union | South Carolina | SCDOT |
|---|
| 954 | 45089 | Williamsburg | South Carolina | SCDOT |
|---|
| 955 | 45091 | York | South Carolina | SCDOT |
|---|
