CS Technologies Inc.-Dubuque
190 Main Street
Dubuque, Iowa 52001

Sales:
Monday-Friday, 8am-5pm
Business Services: (563) 556-0499
Residential Services: (877) 563-3237

24-Hour Customer Support:
Phone Service: (877) 563-3237
Internet Service: (888) 394-4772

“Iowa One Call” Cable Location:
(800) 292-8989

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