skip to Main Content

At Global Technical Systems, Inc. we provide reliability, quality, professionalism and value. We achieve this because of our expert knowledge and service in the communications industry. We also achieve this because of our various locations around Central Illinois. If you would like to talk to us about your next communications needs, you can send us a message, call our toll-free number 888-264-8967 or drop by one of our locations below.


Corporate Office
2270 West Morton Avenue
Jacksonville, IL 62650
Phone (217) 243-4874
Fax (217) 243-6039


303 East Jefferson Avenue
Effingham, IL 62401
Phone (217) 347-6560
Fax (217) 347-6564

St. Louis

723 S. Second St.
Greenville, IL 62246
Phone (217) 272-4490
Fax (217) 243 6039

Back To Top