| Business | Phone |
| West Slope Water District 3105 Sw 89th Ave, Portland 97225 | (503) 292-2777 |
| Sunrise Water Authority 10602 Se 129th Ave, Portland 97236 | (503) 761-0220 |
| Burlington Water District 16501 Nw Wapato Dr, Portland 97231 | (503) 621-9788 |
| Rockwood Water Beauty 19601 Ne Halsey St, Portland 97230 | (503) 665-4179 |
| Powell Valley Water 12350 Se Powell Blvd, Portland 97236 | (503) 761-5011 |
| Raleigh Water District 5010 Sw Scholls Ferry Rd, Portland 97225 | (503) 292-4894 |