Alternative channels
Mail, text, and in-person payment instructions
Pay by text
No public CWLP text-to-pay keyword or enrollment workflow was identified in the 2026 customer-service policy manual; telephone payment is handled through the Customer Service Office number 217-789-2030.
Mail-in address
Cashier’s Office, City Water, Light and Power, Municipal Center West, Room 101, 300 S. 7th Street, Springfield, IL 62701. Customers should include the bill stub and may mail a check or money order.
Counters, drop boxes, and office hours
Payments are accepted at the CWLP drive-up payment window on the south side of Municipal Center West, 300 S. 7th Street, and at the walk-up cashier’s window in the Municipal Center West lobby. CWLP Customer Service is open Monday through Friday, 8:00 a.m. to 4:30 p.m.; the drive-up payment window is open 7:30 a.m. to 5:00 p.m.; lobby cashier hours are 8:00 a.m. to 5:00 p.m. Three 24-hour drop boxes accept check or money order only at Illinois National Bank, 2849 S. 6th Street; Illinois National Bank, 2450 N. Dirksen Parkway; and Heartland Credit Union, 2213 W. White Oaks Drive. CWLP also lists Illinois National Bank and local currency exchanges as authorized payment stations for check or money order, subject to processing delay.