Alternative channels
Mail, text, and in-person payment instructions
Pay by text
A dedicated this detail was not publicly posted. No verified text-to-pay keyword was published.
Mail-in address
Use the remittance address printed on the SWBNO bill.
Counters, drop boxes, and office hours
SWBNO publishes payment-location information and online/phone/mail channels; the reviewed bill-understanding page did not expose a complete current address-and-hours matrix.