Home - MicroNet Template Cummins Southern Plains, Ltd Share: Truck/Trailer/Parts Sales and Service Cummins Southern Plains, Ltd 16525 E. Skelly Drive Tulsa, OK 74116 (918) 234-3240 (918) 234-2342 (fax) About Map About Cummins Engines and Power Generation Equipment. We provide Parts, Sales and Service to the Texas and Oklahoma areas. Leader in Diesel Technology. What's Nearby? Distance: 5 10 15 20 25 50 mi.