Twin State Technical Services » Directory Member Directory When you keep it local, you keep the Quad Cities strong. Go back to directory. Twin State Technical Services Twin State Technical Services Address 3543 East Kimberly Road Davenport IA 52807 work Phone: (563) 441-1504work Email: info@tsts.comINTERNET Related by Category Birchwood Fields Learning Center (563) 459-4644work Terracon (563) 355-0702work TAG (563) 355-2200work mikev@tagteamagency.comINTERNET QC Investment Group (563) 484-5000work Great Western Supply (563) 445-6644work Ruhl Commercial (563) 355-4000work GIT Improv (309) 786-1111work Repay (563) 359-9564work Categories: Business ServicesMarketingTechnology Updated 11 months ago.