Alternative channels
Mail, text, and in-person payment instructions
Pay by text
A dedicated this detail was not publicly posted. The reviewed Illinois American Water West Suburban materials do not publish a text-to-pay keyword or SMS enrollment sequence.
Mail-in address
Illinois American Water, P.O. Box 6029, Carol Stream, IL 60197-6029. Customers should use the remittance address printed on the statement if the current bill directs payment elsewhere.
Counters, drop boxes, and office hours
Illinois American Water offers in-person payment options through its authorized payment locations, but the reviewed West Suburban pages do not expose a complete current location-and-hours list. Customer service is 1-800-422-2782, Monday through Friday 7:00 a.m. to 7:00 p.m.; customers should confirm the nearest authorized site and accepted cash/check/card instruments before visiting.