Carrier profile · USDOT 270551 · MC-191270 · Updated Jun 13, 2026

Southwest Interstate Transportation Inc

19 power unitsavg 10.4 yrRegional · 3 statesCUMBY, TX88/100
CARRIER ACTIVEMC-191270 ACTIVERATED SATISFACTORY
Verified linksswitco.comFMCSA SAFER

Equipment

Haulable capacity (power units only — trailers are towed context), equipment mix, and the VIN-decoded unit roster. Click any VIN to trace that unit across every carrier that has run it.

Capacity· power units = haulable capacity; trailers are towed

Registered power units (MCS-150)
19
Observed power (24 mo)
18
Trailers (towed)
22

Capacity is power units only — trailers are towed equipment and are never summed into a fleet-size figure.

Fleet age· model years · decoded VINs

10.4 yr
Average age
2023
Newest model yr
1999
Oldest model yr
67.5%
VINs decoded

Unit roster· VIN-decoded from inspections · NHTSA vPIC

VINTypeYearMakeModelInsp.Last seen
4V4WC9EH8PN609424View sourced platform decodeTruck-Tractor2023VOLVO TRUCKVNR9Dec 28, 2025
1FUJA6CG83LK48831View sourced platform decodeTruck-Tractor2003FREIGHTLINERColumbia7Jan 14, 2026
5HTSN422277T12091View sourced platform decodeTrailer2007HEIL TRAILER INTERHeil Trailer International7Dec 28, 2025
2HSFTAMR0XC042260View sourced platform decodeTruck-Tractor1999INTERNATIONAL99005Jun 4, 2026
1TDH43020JB159021View sourced platform decodeTrailer2018TIMPTE, INCTimpte5Jun 4, 2026
1M1PN4GY8KM003677View sourced platform decodeTruck-Tractor2019MACKPinnacle4Jul 1, 2026
1W1K44220N2274657View sourced platform decodeTrailer2022WILSONWilson4Jan 14, 2026
5HTSN422XB7T90336View sourced platform decodeTrailer2011HEIL TRAILER INTERHeil Trailer International4Jul 21, 2025
1W14432A9F2266486View sourced platform decodeTrailer2015WILSONWilson3Jun 11, 2026
1FUJA6CG83LL11121View sourced platform decodeTruck-Tractor2003FREIGHTLINERColumbia3Jun 11, 2026
1W1K44225N2274654View sourced platform decodeTrailer2022WILSONWilson2Jul 14, 2026
3AKJGHDV4HSJF2144View sourced platform decodeTruck-Tractor2017FREIGHTLINERCascadia2Jul 14, 2026
3H4SS4229K3104600View sourced platform decodeTrailer2019HEIL—2Jul 1, 2026
1FUJGMDR5CDBU2479View sourced platform decodeTruck-Tractor2012FREIGHTLINERCoronado2Jan 29, 2026
1TDH43024LB164421View sourced platform decodeTrailer2020TIMPTE, INCTimpte2Jan 29, 2026
1XKWD49X53J384625View sourced platform decodeTruck-Tractor2003KENWORTHW9002Nov 3, 2025
1W1K44228N2274650View sourced platform decodeTrailer2022WILSONWilson2Oct 30, 2025
4V4NC9EH2JN890624View sourced platform decodePower unit2018VOLV—2Oct 6, 2025
1W1K44224N2274659View sourced platform decodeTrailer2022WILS—2Oct 6, 2025
1M1AW07Y6GM058048View sourced platform decodeTruck-Tractor2016MACKCXU (Pinnacle)2Jan 24, 2025
1W14432A0F2266487View sourced platform decodeTrailer2015WILSON TRA—2Jan 24, 2025
1TDH4302XKB161912View sourced platform decodeTrailer2019TIMPTE, INCTimpte2Nov 19, 2024
1XP5DB9X15N884447View sourced platform decodeTruck-Tractor2005PETERBILT3792Nov 19, 2024
1FUJGLDR9JLJN0319View sourced platform decodeTruck-Tractor2018FREIGHTLINERCascadia1Mar 12, 2026
1W1K44222N2274658View sourced platform decodeTrailer2022WILSONWilson1Mar 12, 2026
1W1K44221N2274652View sourced platform decodeTrailer2022WILS—1Nov 3, 2025
1XKYDP9X7LJ403850View sourced platform decodePower unit2020KW—1Aug 27, 2025
4WW4432A0G7711422View sourced platform decodeTrailer2016WILX—1Aug 27, 2025
1W1K44221N2274649View sourced platform decodeTrailer2022WILSON TRA—1Aug 9, 2025
4V4NC9EHXJN890628View sourced platform decodeTruck-Tractor2018VOLVO TRUCKVNL1Jul 21, 2025
1W1K44226N2274646View sourced platform decodeTrailer2022WILS—1May 15, 2025
1FUJA6CK47LX77638View sourced platform decodePower unit2007FRHT—1Mar 30, 2025
1W1K44223N2274653View sourced platform decodeTrailer2022WILS—1Mar 30, 2025
5HTSN4224E7T93589View sourced platform decodeTrailer2014HEIL TRAILER INTERHeil Trailer International1Mar 18, 2025
3AKJHHDR4JSHM7976View sourced platform decodeTruck-Tractor2018FREIGHTLINERCascadia1Mar 5, 2025
1W14432A7F2266485View sourced platform decodeTrailer2015WILSONWilson1Feb 26, 2025
4WW4432A4D7704145View sourced platform decodeTrailer2013WILSON TRAILER CO.Wilson Trailer Co.1Dec 30, 2024
1FUJA6CV87LX63994View sourced platform decodeTruck-Tractor2007FREIGHTLINERColumbia1Dec 30, 2024
4V4NC9EH1EN172536View sourced platform decodePower unit2014VOLV—1Aug 22, 2024
3J9FB4027PC049033View sourced platform decodeTrailer2023OTHR—1Aug 22, 2024

Showing 40 · most-inspected first.