Alternative channels
Mail, text, and in-person payment instructions
Pay by text
A dedicated this detail was not publicly posted. The reviewed 2026 Harnett Regional Water payment and FAQ pages describe online, ACH, phone, bank bill-pay, mail, drop-box, and counter channels but do not publish a text-to-pay enrollment keyword or opt-in workflow.
Mail-in address
Harnett Regional Water, P.O. Box 1119, Lillington, NC 27546. Customers should include the payment stub and allow mailing time for posting.
Counters, drop boxes, and office hours
Primary office and drive-through: 700 McKinney Parkway, Lillington, NC 27546. Office hours are Monday-Friday, 8:00 a.m.-4:30 p.m.; the payments-only drive-through is open Monday-Friday, 8:00 a.m.-5:00 p.m. The official FAQ also identifies the Town of Erwin as accepting payments Monday-Friday, 8:00 a.m.-4:30 p.m. A drop box at 700 McKinney Parkway is posted the next business day. The published payment instructions support card, eCheck/ACH, check, and money-order-style mailed payments; the office should be contacted for any counter-specific cash restrictions.