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Truckload Operations Center
Toll free: 800-531-5354
Local: 210-515-5501

Dallas Regional Customer Service Center Houston Regional Customer Service Center
Toll free: 800-232-1415 Toll free: 800-992-2768
Local: 972-241-2266 Local: 713-692-1093

San Antonio Customer Service Laredo Regional Customer Service Center
Toll free: 800-533-1071 Toll free: 800-531-5355
Local: 210-662-2330 Local: 956-722-7551

Austin Customer Service El Paso Customer Service
512-272-8207 915-772-9575

Harlingen Customer Service Corpus Christi Customer Service
Toll free: 800-323-4525 361-289-5171
Local: 956-423-2135


Southwestern Motor Transport, Inc. is seeking drivers and owner operators to join our team. Please click on Jobs link or call 1-800-533-1071 ext. 2348 for more information.

Important- Our mailing address for payment of freight invoices has changed

Please note that our mailing address for payment of freight invoices has changed effective immediately. Our new Payment mailing address is:

Southwestern Motor Transport, Inc.
PO Box 4423, MSC# 500
Houston, Texas 77210