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South Carolina trucking industry insights

15,171 active for-hire motor carriers based in South Carolina — 1.33% of the US for-hire fleet. Fleet sizes, top operators, safety ratings and IFTA fuel tax for the state, refreshed weekly from the FMCSA Company Census.

FMCSA data last refreshed 21 hours ago (May 4, 2026) · Aggregates cached 24h.

Browse all South Carolina carriers →

For-hire carriers
15,171
Power units
214,175
Drivers
88,022
Hazmat carriers
1,811
New this year
+831
Share of US
1.33%

Fleet size distribution — South Carolina

How South Carolina for-hire carriers split by truck count.

FMCSA safety ratings — South Carolina

Click a rating to browse South Carolina carriers with that score.

Top fleet operators based in South Carolina

Largest South Carolina for-hire carriers by power units. Click for the full FMCSA profile.

# Carrier City Trucks
1 SOUTHEASTERN FREIGHT LINES LEXINGTON 3,177
2 N W WHITE & COMPANY COLUMBIA 408
3 UST SELECT INC GREENVILLE 301
4 DSD GREENVILLE 263
5 HM SEFA TRANSPORTATION LLC LEXINGTON 257
6 ASSOCIATED PETROLEUM CARRIERS INC SPARTANBURG 234
7 B W MITCHUM TRUCKING CO INC SUMMERVILLE 228
8 ARD TIMMONSVILLE 220
9 STEVENSON WEIR SOUTHERN LLC ROCK HILL 193
10 TCG PIEDMONT 185
11 QUALITY LOGISTICS INC DUNCAN 183
12 SERVICE TRANSPORTATION INC WALLACE 175
13 NEW SOUTH EXPRESS INC MYRTLE BEACH 170
14 CAMERON ASHLEY BUILDING PRODUCTS GREER 169
15 DEDICATED TRANSPORTATION SOLUTIONS GREENVILLE 162

Top cargo categories — South Carolina

What South Carolina for-hire carriers haul.

South Carolina IFTA fuel tax

Q1 2026

Per-gallon rate for South Carolina (effective = base + surcharge), with delta vs the US average.

Diesel Rank #32 of US
$0.2800 /gal effective
US avg $0.3656 — $-0.0856 below avg
Gasoline Rank #24 of US
$0.2800 /gal effective
US avg $0.3271 — $-0.0471 below avg

Full IFTA matrix in our quarterly calculator.

Data: FMCSA Company Census (public domain) · IFTA Inc tax matrix · refreshed weekly + monthly respectively.
State aggregates cached server-side for 24h.