J.D. Farmer Plumbing Co.Inc., Warren, OH: Backflow Testing

Approvals

✓ On the Trumbull County Health list Phone matches its Google profile

Trumbull County Combined Health District plumbers certified to test backflow devices, as of February 2, 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.

Certified tester	Certificate
James L. Farmer

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 (330) 847-8740 More testers in Ohio

Price reports

What a backflow test costs in Warren

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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.

Where you will find J.D. Farmer Plumbing Co.Inc.

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

Other backflow testers nearby

Business	Services	Distance
AK Waterworks LLC.	Backflow Testing	5 mi
Shafer & Son Plumbing LLC.	Backflow Testing	8 mi
Thacker Plumbing/Heating	Backflow Testing	9 mi
Adam-EVE Plumbing & Drain	Backflow Testing	10 mi
Thornton & Son LLC.	Backflow Testing	13 mi
Mayes and Sons Plumbing	Backflow Testing	13 mi

Questions about J.D. Farmer Plumbing Co.Inc.

Is J.D. Farmer Plumbing Co.Inc. approved to test backflow assemblies?

J.D. Farmer Plumbing Co.Inc. is on the Trumbull County Health list, as of February 2, 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 J.D. Farmer Plumbing Co.Inc. do?

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

What areas does J.D. Farmer Plumbing Co.Inc. serve?

They are based in Warren, Ohio, within driving distance of Warren, Youngstown, Cleveland. Service areas are set by the business, so confirm yours when you call.

How do I reach J.D. Farmer Plumbing Co.Inc.?

Call (330) 847-8740.

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

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