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For service issues, please use our convenient online
Report Problems form.
If you have a specific question regarding a service or product, please visit the Service Catalog or visit our Contact Us page.
Customer Service Center (CSC)
- Springfield: 217-524-DoIT (217-524-3648)
- Chicago: 312-814-DoIT (312-814-3648)
Standard Support Service Hours
Mon–Fri: 800 a.m. – 5:00 p.m.