Payment research · dataset 2026.08
Payment options for Fairfax Water (Fairfax County Water Authority)
This page identifies provider-specific public payment information without accepting payments or asking for account credentials.
Provider-published destination
Official online route identified
Confirm the utility name, service address, balance, processing date, funding method, and final fee on the external page before submitting. US Water Bill Pay cannot see or post the transaction.
Continue to provider-published portal ↗Provider-specific findings
Payment research for this provider
The compiled notes distinguish confirmed channels from details the public material did not expose. Fields containing only an unavailable-information marker are grouped in the research record below.
- Payment platform
- Speedpay, an ACI Worldwide company, processes Fairfax Water debit/credit-card and one-time payment transactions; the customer-facing registered portal is branded FWCustomer.org.
- Phone payment number
- Speedpay automated phone payments use (877) 311-9969, TTY 711, with the 13-digit Fairfax Water account number, service-address ZIP code, and payment amount. The Fairfax Water IVR at (703) 698-5800 provides balance and due-date information; select option 3 during business hours or option 2 after hours. After-hours customer/emergency service is (703) 698-5613.
- Pay-by-text
- Fairfax Water's current payment pages do not publish a direct text-to-pay keyword or SMS enrollment flow. The FWCustomer.org portal can provide account notifications and usage/billing history, while Speedpay provides phone and online card/ACH payment. Customers should treat unsolicited text payment instructions as suspicious and verify directly through fairfaxwater.org or (703) 698-5800.
- Mail-in payment address
- Fairfax Water, P.O. Box 5008, Merrifield, VA 22116-5008. Customers using bank bill-pay should set the payee as Fairfax Water or Fairfax County Water Authority and use the 13-digit account number and this remittance address; include the payment stub and never mail cash.
- In-person payment
- Fairfax Water's Morin Building, 8570 Executive Park Avenue, Fairfax, VA 22031, accepts cash, check, or money order payments Monday-Friday 8:00 a.m.-4:30 p.m. Eastern, excluding holidays. Checks or money orders may be placed at any time in the night-deposit box at the front entrance. Payments may also be made through a customer's bank bill-pay service; Fairfax Water warns that unaffiliated third-party bill-pay sites may appear in searches and are not endorsed by the utility.
- Digital payment methods
- FWCustomer.org accepts free one-time or recurring ACH payments from a checking or savings account and supports paperless billing, usage history, and notifications. Speedpay accepts bank accounts and credit/debit cards including Visa, Mastercard, American Express, NYCE, STAR, and PULSE; phone and one-time card payments are processed through Speedpay. Customers may also use their bank's online bill-pay service, subject to the bank's own fees and delivery timing.
- Online convenience fees
- A $4.25 convenience fee applies to Fairfax Water debit- or credit-card payments through the customer portal's card path, Speedpay online payments, and the Speedpay phone payment service. One-time and recurring ACH payments from a bank account are free through FWCustomer.org. Speedpay transactions are limited to $400 each, with up to three transactions in a 30-day period; a returned bank draft or payment also incurs a return-payment fee, currently $25.
Directory comparison
Payment-information visibility
| Measure | This provider | Virginia | National index |
|---|---|---|---|
| Usable payment URL identified | Yes | 76% | 73% |
| Fee or no-fee amount disclosed | Yes | 21% | 15% |
| Payment fields documented | 8 of 8 | — | — |
This comparison measures directory documentation, not payment quality, cost, or provider performance.
Research record
Broad public detail found
8 of 8 fields in this section contain provider-specific public detail in dataset August 1, 2026.
Documented
100%
Primary verification routes
- Fairfax Water (Fairfax County Water Authority) public website ↗
Provider-controlled destination used to confirm current customer instructions.
- Provider-published payment destination ↗
External account or guest-payment route; verify the provider name before entering information.
- EPA Safe Drinking Water Information System ↗
Federal background on public water-system records and their limitations.