# Tri-County Plumbing Company

Tri-County Plumbing Company is a backflow tester with an address in Coos Bay, OR, United States.

Tri-County Plumbing Company appears on the Oregon Health Authority register (Backflow Assembly Tester), with an address in Coos Bay, OR. Services named in the source: backflow assembly testing.

## Details

- Address: 1581 Newmark Ave, Coos Bay, OR, 97420, United States
- Phone: [15418884532](<tel:15418884532>)
- Website: [www.tri-countyplumbing.com/](<https://www.tri-countyplumbing.com/>)
- Source of the listing data: Oregon Health Authority — Public Tester List, https://yourwater.oregon.gov/backflow.php, fetched 2026-11-10. Website, street address, map pin from Overture Maps Places (CDLA-Permissive-2.0, release 2026-10-21.0).

## Questions

### Where is Tri-County Plumbing Company?

Tri-County Plumbing Company is at 1581 Newmark Ave, Coos Bay, OR, 97420, United States.

### How do I contact Tri-County Plumbing Company?

To contact Tri-County Plumbing Company, call 15418884532 or visit https://www.tri-countyplumbing.com/.

## Source

From [Backflow tester registers and portals](https://yourwater.oregon.gov/backflow.php), license Registers and portals: no specific reuse licence identified. See per-register terms in notes., checked 2026-11-11.

Last updated November 11, 2026.

## Links

- This backflow tester on the [web page](<https://backflowtesters.fyi/us/or/coos-bay/tri-county-plumbing-company>)
- [Backflow testing in Coos Bay](<https://backflowtesters.fyi/us/or/coos-bay/category/backflow-testing.md>)
- [More backflow testers in Coos Bay](<https://backflowtesters.fyi/us/or/coos-bay.md>)