For questions regarding your water and sewer bill, please visit the Water and Sewer section at Ottawa.ca/water and sewer, call City of Ottawa Tax and Water Customer Services at 613-580-2444. Please have your account number from your water and sewer bill available when calling.
The City of Ottawa hours of operations are: Weekdays, 8 a.m. to 4:30 p.m. (June to August, 8 a.m. to 4 p.m.)