.svg) Interstate 26 | |
|---|---|
| James F. Byrnes Memorial Freeway | |
 I-26 highlighted in red | |
| Route information | |
| Maintained by SCDOT | |
| Length | 220.95 mi[1] (355.58 km) |
| Existed | 1960–present |
| NHS | Entire route |
| Major junctions | |
| West end |  I-26 at the North Carolina line near Landrum |
 I-85 near Spartanburg I-385 in Clinton I-20 near Columbia  I-126 / US 76 in Columbia I-77 in Cayce I-95 near Holly Hill I-526 in North Charleston | |
| East end |  US 17 in Charleston |
| Location | |
| Country | United States |
| State | South Carolina |
| Counties | Spartanburg, Laurens, Newberry, Lexington, Richland, Calhoun, Orangeburg, Dorchester, Berkeley, Charleston |
| Highway system | |
Interstate 26 (I-26) is a South Carolina Interstate highway running generally east–west from near Landrum, in Spartanburg County, to U.S. Route 17 (US 17), in Charleston, South Carolina. It is also the longest Interstate Highway in South Carolina.
- ^ Starks, Edward (January 27, 2022). "Table 1: Main Routes of the Dwight D. Eisenhower National System of Interstate and Defense Highways". FHWA Route Log and Finder List. Federal Highway Administration. Retrieved December 24, 2023.