Mid-Columbia Backflow Llc
Licensed Plumbing Contractor · West Richland, Washington
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- Address
- 393 S. 41st Ave, West Richland, WA 99353
- Phone
- (509) 222-0734
- Website
- Not listed yet
- Licence type
- Plumbing Contractor
- Licence status
- Active
- Expires
- 10/22/2026
Source: Washington State Department of Labor & Industries (L&I) — Contractor License Data (data.wa.gov) · checked 2026-07-02
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