BackflowNear Test-Due Reminder

Approved backflow testers in Carroll, OH

58 backflow testing businesses work within 25 miles of Carroll, 2 of them based in town. Every one is on the approved tester list of 5 water utilities.

58 businesses within 25 miles

Backflow testing companies near Carroll

Most of these businesses are also listed on Lancaster, OH.

What the badges mean
✓ OH Utility-Approved Tester Verified On the city list
The company is on a water utility's own approved list (the second badge names the list). That is the utility's approval, not a state license, and it counts for that utility.
3 certified testers
How many certified testers the roster lists at this business.
★ 4.8 (25 reviews)
The Google rating, shown as Google reports it. It does not change the order.

Order is by our quality score, never by payment. How we verify listings.

Are you a backflow testing company near Carroll? One sponsor per county, clearly labelled. Sponsor this county

Pipeworks LLC

100/100
✓ OH Utility-Approved Tester Verified #A13577 ★ 4.9 (264 reviews) 3 certified testersOn City of Columbus listOn Del-Co Water listOn Zanesville-Muskingum County Health Department listOn City of Newark (Ohio) list Backflow Testing

3029 Wallace Ct, Lancaster, OH 43130 · 3 mi from Carroll

Call (740) 652-3762 Details Website
Verified Oct 2026 · Unclaimed listing

Rose Plumbing LLC

100/100
✓ OH Utility-Approved Tester Verified #A13423 ★ 4.9 (275 reviews) 2 certified testersOn City of Columbus listOn City of Newark (Ohio) list Backflow Testing

6520 Oley Speaks Way Ste a, Canal Winchester, OH 43110 · 7 mi from Carroll

Call (614) 496-9776 Details Website
Verified Oct 2026 · Unclaimed listing

All Star Plumbing

90/100
✓ OH Utility-Approved Tester Verified On City of Newark (Ohio) list Backflow Testing

4417 Carroll-Southern Rd NW, Carroll, OH 43112 · 1 mi from Carroll

Call (740) 639-4024 Details Website
Verified Oct 2026 · Unclaimed listing

Rushcreek Plumbing LLC

90/100
✓ OH Utility-Approved Tester Verified ★ 5 (3 reviews) On City of Newark (Ohio) list Backflow Testing

3840 Columbus-Lancaster Rd NW, Carroll, OH 43112 · 1 mi from Carroll

Call (740) 438-5037 Details Website
Verified Oct 2026 · Unclaimed listing

Team DDS

90/100
✓ OH Utility-Approved Tester Verified ★ 4.8 (5 reviews) On City of Newark (Ohio) list Backflow Testing

7895 Dove Pkwy, Canal Winchester, OH 43110 · 7 mi from Carroll

Call (614) 721-7291 Details Website
Verified Oct 2026 · Unclaimed listing

TG Plumbing & Mechanical

90/100
✓ OH Utility-Approved Tester Verified ★ 5 (21 reviews) On Zanesville-Muskingum County Health Department list Backflow Testing

7830 Robinett Wy, Canal Winchester, OH 43110 · 8 mi from Carroll

Call (614) 880-8888 Details Website
Verified Oct 2026 · Unclaimed listing

Green Touch Irrigation LLC

80/100
✓ OH Utility-Approved Tester Verified #B13076 ★ 3.8 (5 reviews) On City of Columbus irrigation list Backflow Testing

520 Hill Rd N, Pickerington, OH 43147 · 9 mi from Carroll

Call (614) 245-0594 Details
Verified Oct 2026 · Unclaimed listing

Plumbing One LLC

100/100
✓ OH Utility-Approved Tester Verified #A1411 ★ 4.9 (312 reviews) 2 certified testersOn City of Columbus listOn Zanesville-Muskingum County Health Department listOn City of Newark (Ohio) list Backflow Testing

7393 Long Rd, Canal Winchester, OH 43110 · 10 mi from Carroll

Call (614) 402-1791 Details Website
Verified Oct 2026 · Unclaimed listing

Cruikshank Plumbing

100/100
✓ OH Utility-Approved Tester Verified #A12497 ★ 4.6 (75 reviews) 3 certified testersOn City of Columbus listOn Del-Co Water listOn City of Newark (Ohio) list Backflow Testing

10723 Hazelton-Etna Rd SW, Pataskala, OH 43062 · 11 mi from Carroll

Call (740) 927-5401 Details Website
Verified Oct 2026 · Unclaimed listing

All Hours Mechanical

100/100
✓ OH Utility-Approved Tester Verified #A13131 ★ 4.8 (16 reviews) 2 certified testersOn City of Columbus list Backflow Testing

4445 Professional Pkwy, Groveport, OH 43125 · 13 mi from Carroll

Call (614) 756-6533 Details Website
Verified Oct 2026 · Unclaimed listing

American Mechanical Group Inc

100/100
✓ OH Utility-Approved Tester Verified #A10987 ★ 3.9 (29 reviews) 3 certified testersOn City of Columbus listOn City of Newark (Ohio) list Backflow Testing

5729 Westbourne Ave, Columbus, OH 43213 · 17 mi from Carroll

Call (614) 575-3720 Details Website
Verified Oct 2026 · Unclaimed listing

Rain One Inc

100/100
✓ OH Utility-Approved Tester Verified #A11423 ★ 4.9 (1184 reviews) 2 certified testersOn City of Columbus listOn Del-Co Water listOn City of Newark (Ohio) list Backflow Testing

6871 Taylor Rd, Blacklick, OH 43004 · 17 mi from Carroll

Call (614) 759-1196 Details Website
Verified Oct 2026 · Unclaimed listing

Plumbing and Drain Professionals LLC

100/100
✓ OH Utility-Approved Tester Verified #A13645 ★ 4.9 (586 reviews) 2 certified testersOn City of Columbus listOn City of Newark (Ohio) list Backflow Testing

372 Morrison Rd Ste d, Columbus, OH 43213 · 17 mi from Carroll

Call (614) 400-2723 Details Website
Verified Oct 2026 · Unclaimed listing

TP Mechanical Contractors Inc

100/100
✓ OH Utility-Approved Tester Verified #10939 ★ 4.8 (10 reviews) 5 certified testersOn City of Columbus listOn Del-Co Water listOn City of Newark (Ohio) listOn Zanesville-Muskingum County Health Department list Backflow Testing

2130 Franklin Rd, Columbus, OH 43209 · 17 mi from Carroll

Call (614) 253-8556 Details Website
Verified Oct 2026 · Unclaimed listing

Freeland Contracting Co

100/100
✓ OH Utility-Approved Tester Verified #A11179 ★ 4 (7 reviews) 4 certified testersOn City of Columbus listOn Del-Co Water listOn City of Newark (Ohio) list Backflow Testing

2295 S High St, Columbus, OH 43207 · 19 mi from Carroll

Call (614) 443-2718 Details Website
Verified Oct 2026 · Unclaimed listing

Elite Fire Services LLC

100/100
✓ OH Utility-Approved Tester Verified #A10647 ★ 5 (19 reviews) 4 certified testersOn City of Columbus listOn City of Newark (Ohio) listOn Del-Co Water list Backflow Testing

3025 Switzer Rd, Columbus, OH 43219 · 20 mi from Carroll

Call (614) 586-4255 Details Website
Verified Oct 2026 · Unclaimed listing

Benitez Fire Protection

90/100
✓ OH Utility-Approved Tester Verified #A13479 ★ 5 (10 reviews) On City of Columbus list Backflow Testing

12920 Stonecreek Dr Unit C, Pickerington, OH 43147 · 11 mi from Carroll

Call (614) 653-2804 Details Website
Verified Oct 2026 · Unclaimed listing

Plumbing Solutions Inc

90/100
✓ OH Utility-Approved Tester Verified ★ 4.3 (13 reviews) On City of Newark (Ohio) list Backflow Testing

3599 Refugee Rd Unit c, Columbus, OH 43232 · 15 mi from Carroll

Call (614) 235-6007 Details Website
Verified Oct 2026 · Unclaimed listing

Calhoun Plumbing Inc

90/100
✓ OH Utility-Approved Tester Verified #A6204 ★ 3.5 (108 reviews) On City of Columbus listOn City of Newark (Ohio) list Backflow Testing

959 Frebis Ave, Columbus, OH 43206 · 18 mi from Carroll

Call (614) 444-1995 Details Website
Verified Oct 2026 · Unclaimed listing

Roto Rooter Services

90/100
✓ OH Utility-Approved Tester Verified #A12843 ★ 4.8 (7105 reviews) On City of Columbus listOn Del-Co Water list Backflow Testing

4480 Bridgeway Ave Ste B, Columbus, OH 43219 · 19 mi from Carroll

Call (614) 778-8934 Details Website
Verified Oct 2026 · Unclaimed listing

Parson Plumbing & Drains

90/100
✓ OH Utility-Approved Tester Verified #A12182 ★ 5 (765 reviews) On City of Columbus listOn Del-Co Water list Backflow Testing

2889 Johnstown Rd Suite C, Columbus, OH 43219 · 20 mi from Carroll

Call (614) 309-2295 Details Website
Verified Oct 2026 · Unclaimed listing

Gag Inc Lawncare Services

80/100
✓ OH Utility-Approved Tester Verified #11620I ★ 3.5 (8 reviews) On City of Columbus irrigation list Backflow Testing

5098 London-Lancaster Rd, Groveport, OH 43125 · 11 mi from Carroll

Call (614) 275-6117 Details
Verified Oct 2026 · Unclaimed listing

H & M Plumbing

80/100
✓ OH Utility-Approved Tester Verified #6439 ★ 4.4 (15 reviews) On City of Columbus list Backflow Testing

4015 Alum Creek Dr, Columbus, OH 43207 · 15 mi from Carroll

Call (614) 491-4880 Details
Verified Oct 2026 · Unclaimed listing

Righter Plumbing Inc

80/100
✓ OH Utility-Approved Tester Verified On City of Newark (Ohio) list Backflow Testing

335 Jefferson Park Dr, Pataskala, OH 43062 · 15 mi from Carroll

Call (740) 919-0533 Details
Verified Oct 2026 · Unclaimed listing

Price reports

What a backflow test costs in Carroll

Not enough reports yet for Carroll to show a range. Be one of the first: it takes a minute and stays anonymous.

Published prices nationwide

$29.99 to $100 per assembly

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.

Had your backflow test done? Share what you paid to see local prices.

Metro guide: Backflow testing in Columbus, Ohio: every utility's rules, filing portals and published prices in one place.

Never miss your annual backflow test

Most water utilities require the backflow assembly on an irrigation, fire or commercial line to be tested every year, and a missed test can mean a shutoff notice. Tell us when yours was last tested in Carroll and we'll text you a month before it is due, with certified local testers ready to book.

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Backflow testing questions in Carroll

Where are the backflow testing businesses listed for Carroll based?

58 backflow testing businesses are listed within 25 miles of Carroll. 2 are based in Carroll itself, 16 more within 15 miles and 40 further out, up to 25 miles away. Other towns with more than one listing: Columbus (28), Canal Winchester (5) and Grove City (3). The closest is All Star Plumbing, 1 mile from Carroll.

Which tester lists are the businesses near Carroll on?

Every one is on the approved tester list of 5 water utilities.

How many of the backflow testing businesses near Carroll have Google reviews?

51 of the 58 listed for Carroll have 3 or more Google reviews. Roto Rooter Services has the most reviews, 7,105, with an average of 4.8 stars, as Google showed them at our last check.

Approved list: City of Newark, Ohio companies employing State of Ohio certified backflow testers, City of Newark Water Department.

Approved list: City of Columbus approved backflow testers, City of Columbus.

Approved list: Del-Co Water active backflow testers, Del-Co Water Company.

Approved list: Zanesville-Muskingum County Health Department certified backflow testers, Zanesville-Muskingum County Health Department.

Approved list: Northwestern Water and Sewer District certified backflow testers, Northwestern Water and Sewer District.

Approved list: Ottawa County area Ohio Department of Commerce certified backflow testers, Ottawa County Sanitary Engineer.

Approved list: City of Columbus approved backflow testers (irrigation devices), City of Columbus.

Approved list: Trumbull County Combined Health District plumbers certified to test backflow devices, Trumbull County Combined Health District.

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