Doby's Plumbing, West Jefferson, NC: Backflow Testing

Approvals

✓ On the Winston-Salem/Forsyth County list✓ On the Town of Boone list Phone matches its Google profile

Winston-Salem/Forsyth County approved backflow testing companies, as of September 1, 2026. Being on this list means the utility lets the company file backflow test reports in its water system; it is not a state license.
Town of Boone certified backflow prevention assembly testers, as of July 14, 2025. Being on this list means the utility lets the company file backflow test reports in its water system; it is not a state license.

Ask for the certificate number of the tester who will do your test, and check that your own water utility accepts reports from this company.

Call (336) 846-3629 Visit website More testers in North Carolina

Price reports

What a backflow test costs in West Jefferson

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Published prices nationwide

$29.99 to $100 per assembly

$0$25$50$75$100$125

Based on 14 published prices · Read Oct 2026 Prices testing businesses list on their own websites, from our cost guide. Listed prices, not what people paid.

Every published price, with its source: what a backflow test costs.

Failed test? Published repair, rebuild and replacement prices: what a backflow repair or replacement costs.

What Doby's Plumbing's website says

Services listed on Doby's Plumbing's website, read October 11, 2026: general plumbing and drain and sewer service. plumbingwestjefferson.com

It says	Details	Page
24-hour service	Offered, it says	plumbingwestjefferson.com

Read on plumbingwestjefferson.com on October 11, 2026 (4 pages). This is what the business says about itself.

Where you will find Doby's Plumbing

These are the city pages close enough for this business to appear on.

Other backflow testers nearby

Business	Services	Distance
Miller Plumbing Systems	Backflow Testing	13 mi
Winkler’s Heating & Plumbing	Backflow Testing	16 mi
Jeff’s Plumbing	Backflow Testing	17 mi
Brook’s Plumbing	Backflow Testing	18 mi
Richard A. Myers Plumbing & Heating Inc.	Backflow Testing	40 mi
HVAC, Inc.	Backflow Testing	40 mi

Questions about Doby's Plumbing

Is Doby's Plumbing approved to test backflow assemblies?

Doby's Plumbing is on the Winston-Salem/Forsyth County list and Town of Boone list, as of September 1, 2026. That means the utility lets the company file backflow test reports in its system; it is not a state license. Ask for the tester's certificate number before the test.

What does Doby's Plumbing do?

Their listing covers backflow testing. Call to confirm the service you need, because offerings change.

What areas does Doby's Plumbing serve?

They are based in West Jefferson, North Carolina, within driving distance of Boone, Bristol, Hickory, Johnson City, Blountville. Service areas are set by the business, so confirm yours when you call.

How do I reach Doby's Plumbing?

Call (336) 846-3629. Their website is linked on this page.

Compiled from public records and public business information. Not an endorsement. Check licensing before you hire.

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