Biller name
Illinois American Water
HQ: Belleville, IL
Legal name
Illinois American Water
Website
Deferit is unaffiliated with Illinois American Water
Pay your Illinois American Water bill with Deferit
Earn 2% cashback on every bill you pay with Deferit.
Financing Option
Deferit can pay your bill now, then you pay it back later.
How to pay Payment methods Support FAQ Split into installments
Illinois American Water Account & Billing Support
| Department | Number / Channel |
|---|---|
| Customer Service Main | 800-422-2782 |
| Emergency / Outage | 800-422-2782 |
| TTY | 711 |
Retrieved June 2026 · Source: amwater.com/ilaw/contact-us · current departmental phone numbers and hours of operation.
About Illinois American Water
American Water Works Company, Inc. is a public utility company that provides water and wastewater services in the United States through 14 state-based subsidiaries, including Illinois American Water. The company serves approximately 1,700 communities across 14 states. Illinois American Water serves communities throughout Illinois as part of this broader American Water system.
Illinois American Water bills commonly include water usage charges, wastewater treatment fees, stormwater management charges, and taxes or administrative fees. Deferit is unaffiliated with Illinois American Water.
How to Pay Your Illinois American Water Bill
- Online: Pay via MyWater portal at https://amwater.com/mywater (one-time or automatic via bank account/credit card) or quick pay at https://ipn.paymentus.com/rotp/awk with account number only.
- Phone: Call 1-855-748-6066; accepts Visa, MasterCard, Discover, American Express, or electronic check.
- Mail: Send payment to Illinois American Water, P.O. Box 6029, Carol Stream, IL 60197-6029 (checks only, no cash or staples).
- In-Person: Pay at Belleville office, 100 N. Water Works Dr., Belleville, IL 62223, Monday-Friday 7:00 AM - 3:00 PM; accepts checks, money orders, credit cards, debit cards.
- Auto-Pay: Set up automatic payments via MyWater portal at https://amwater.com/mywater; payments applied on due date via credit card or bank account.
- With Deferit: pay now and split into 4 installments, once every two weeks. Learn more →
Payment Methods & Addresses
Retrieved June 2026 · Source: amwater.com/ilaw/Pay-My-Bill ·amwater.com/ilaw/Customer-Service-Billing/Billing-Payment-Info.
Need to split your Illinois American Water bill into installments?
Retrieved June 2026 · Source: amwater.com/ilaw.
| Illinois American Water payment arrangement |  Deferit | |
|---|---|---|
| How to access | Check Illinois American Water's online account, payment portal, or customer support team for available payment arrangement options. | Sign up, take a picture of your bill, and Deferit pays it on your behalf. Online or in app. |
| Maximum split | If Illinois American Water offers payment arrangements, limits are set by Illinois American Water based on your account status. We couldn't verify a published maximum split. | 4 installments, once every two weeks, up to your Deferit balance |
| Eligibility & approval | Decided by Illinois American Water at request time based on account status | Monthly Deferit membership, no lock-ins. Cancel anytime. |
| Fees & interest | Fees and interest were not published in the sources reviewed. Check Illinois American Water's payment portal or support team before setting up an arrangement. | Monthly Deferit membership plus a $0.99 processing fee per bill. No interest. No late fees on eligible Deferit memberships.* |
| If you miss a payment | Missed-payment consequences are set by Illinois American Water and may include late fees, service interruption, or collection activity depending on your account. | You can reschedule a repayment date in the app before it's due. Late fees may apply depending on your Deferit membership.* |
| Works for | Illinois American Water bills only | Illinois American Water and most other US household bills |
| Learn more → |
*No late fees feature included with Max and Ultra memberships. Installments on the Lite membership may incur late fees if overdue. See Membership terms for details.
Pay your Illinois American Water bill with Deferit
Earn 2% cashback on every bill, redeemed off your next payment. No subscription fee.
Common Questions About Illinois American Water
Can I use Deferit to pay my Illinois American Water bill? ›
Yes. Enter your Illinois American Water bill amount in Deferit and we pay Illinois American Water in full right away. You repay us in 4 bi-weekly installments.
What payment methods does Illinois American Water accept? ›
Illinois American Water typically accepts online payments via credit card, debit card, or bank transfer. Visit amwater.com or contact their support team for the most up-to-date options.
Does Illinois American Water offer autopay? ›
Most billers offer automatic payment to help avoid late fees. Visit Illinois American Water's website or app to check whether autopay is available and how to enroll.
What do I do if I can't pay my Illinois American Water bill on time? ›
Contact Illinois American Water directly to ask about payment arrangements or hardship assistance programs. Deferit can also help — split your bill into 4 payments to ease the immediate financial pressure.
Updated: June 2026