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Emergency Plumbers in Cos Cob, CT (2026)

Top 50 of 1,027 plumbers, in emergency orderUpdated 0 paid placements in this rankingHow we rank

25 of the 50 plumbers on this list post 24/7 hours. 24/7 businesses come first, then same-day, each ranked by CR Score with availability weighted higher.

Burst pipe or major leak: shut off the main water valve first. If water reaches outlets or the panel, stay clear and call 911.

The short answer

  1. 1

    #1 for emergency plumbing in Cos Cob: Roto-Rooter Plumbing & Water Cleanup, open 24/7.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

Top emergency plumbers in Cos Cob at a glance

Top emergency plumbers in Cos Cob at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Roto-Rooter Plumbing & Water Cleanup654.7★ (2,274)Stamford, 6 mi away24/7
2Roto-Rooter Plumbing & Water Cleanup644.8★ (1,070)Mamaroneck, 10 mi away24/7
3Roto-Rooter Plumbing & Water Cleanup634.8★ (648)White Plains, 9 mi away24/7
4Team ASAP Home Improvement LLC635.0★ (254)Greenburgh, 8 mi away24/7
5Roto-Rooter Plumbing & Water Cleanup624.8★ (1,574)Yonkers, 17 mi away24/7
6RR Plumbing Roto-Rooter624.8★ (3,823)Queens Village, 23 mi away24/7
7Clear Drains LLC625.0★ (78)Greenwich, 2 mi away24/7
8Zoom Drain624.8★ (149)Stamford, 5 mi away24/7
9RR Plumbing Roto-Rooter624.8★ (1,275)Hunts Point, 18 mi away24/7
101-Tom-Plumber625.0★ (1,133)Farmingdale, 22 mi away24/7

Call an emergency plumber in Cos Cob now

24/7 hours mean the business says its phone is answered around the clock. Arrival time depends on where the crew is. Ask for an arrival window when you call.

The 50 emergency plumbers in Cos Cob, ranked

24/7 first, then same-day service, then the rest. Each group is in CR Score order on emergency weights. The full ranking of all 1,027 is on the plumbers page.

Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  7. #7 Clear Drains LLC

    Based in Greenwich, 2 mi away

    62/100CR Score

    Ranked #7 because of its Google rating and trade focus: 5.0★ from 78 Google reviews, listed on Google as “Plumber”.

    • 5.0★ from 78 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    19 Edgewood Dr, Greenwich, CT 06831
    View profile for Clear Drains LLC(203) 585-8533

  8. #8 Zoom Drain

    Based in Stamford, 5 mi away

    62/100CR Score

    Ranked #8 because of its Google rating and trade focus: 4.8★ from 149 Google reviews, listed on Google as “Plumber”.

    • 4.8★ from 149 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    130 Lenox Ave, Stamford, CT 06906
    View profile for Zoom Drain(203) 208-6830

  10. #10 1-Tom-Plumber

    Based in Farmingdale, 22 mi away

    62/100CR Score

    Ranked #10 because of its Google rating and trade focus: 5.0★ from 1,133 Google reviews, listed on Google as “Plumber”.

    • 5.0★ from 1,133 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    52 Central Dr, Farmingdale, NY 11735
    View profile for 1-Tom-Plumber(631) 532-8441

  11. #11 A & B Plumbing

    Based in Greenwich, 8 mi away

    62/100CR Score

    Ranked #11 because of its Google rating and trade focus: 5.0★ from 138 Google reviews, listed on Google as “Plumber”.

    • 5.0★ from 138 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    View profile for A & B Plumbing(914) 510-5925

  22. #22 Mikey Drains

    Based in Bethpage, 3 mi away

    61/100CR Score

    Ranked #22 because of its Google rating and trade focus: 5.0★ from 38 Google reviews, listed on Google as “Plumber”.

    • 5.0★ from 38 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    View profile for Mikey Drains(516) 631-6502

Top 50 of 1,027 plumbers by emergency score

#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile.

plumbers in Cos Cob, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Sal Manzo Plumbing, Heating & Cooling604.8★ (1,390)25 mi
27ABS Plumbing604.9★ (121)12 mi
28Pickwick Plumbing & Heating605.0★ (297)3 mi
29Roto-Rooter Plumbing & Water Cleanup604.8★ (1,199)24 mi
30Roto-Rooter Plumbing & Water Cleanup604.8★ (360)17 mi
31Snake The Drain - Plumbing & Drain Services604.9★ (472)20 mi
32T.Webber Plumbing, Heating, Air & Electric604.6★ (157)10 mi
33United Sewer & Water, LLC.605.0★ (31)5 mi
34Bertola Plumbing & Heating605.0★ (570)25 mi
35Superior Plumbing, Heating, & Mechanical, LLC604.9★ (148)15 mi
36Drain Saver604.9★ (49)8 mi
37JP Plumbing and Sewer605.0★ (130)15 mi
38Mr. Rooter Plumbing of Bergen County604.9★ (702)25 mi
39Roto-Rooter Plumbing & Water Cleanup604.8★ (515)22 mi
40Dr. Rooter sewer & drain experts595.0★ (287)21 mi
41Mr. Plumber594.9★ (219)19 mi
42Pipe Wizard594.8★ (478)22 mi
43Rooter Man Long Island594.9★ (338)21 mi
44GLD Plumbing594.9★ (45)9 mi
45Perry's Plumbing & Heating, Inc.594.9★ (329)21 mi
46Valerio Plumbing594.9★ (176)18 mi
47Rodrick Plumbing & Heating595.0★ (35)8 mi
48Delta Pipe Repair & Drain Cleaning Corp595.0★ (126)17 mi
49Grimm’s Plumbing Services LLC595.0★ (51)11 mi
50Backflow Joe's595.0★ (329)24 mi

How we ranked emergency plumbers in Cos Cob

Emergency lists move 10 points of the CR Score from reputation to availability: 15% and 15%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 plumbers are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.

Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed from
Reputation15%Google star rating, adjusted for how many reviews back it
Credentials15%Active state license, bond and workers’ comp on file
Review volume10%Number of Google reviews, compared with the most-reviewed business on the list
Recency5%Share of reviews from the last 12 months
Availability15%Weekly open hours, Saturday, Sunday, 24/7 or same-day
Trade focus10%How clearly the business does this trade (its Google category and name)
Proximity5%Based in the city scores highest, less the farther away it is
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodically
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there are

Emergency plumbers in Cos Cob: questions

Which plumbers in Cos Cob are open 24/7?

25 on this list post 24/7 hours, including Roto-Rooter Plumbing & Water Cleanup, Roto-Rooter Plumbing & Water Cleanup, Roto-Rooter Plumbing & Water Cleanup, Team ASAP Home Improvement LLC and Roto-Rooter Plumbing & Water Cleanup.

Who is ranked #1 for emergency plumbing in Cos Cob, CT?

Roto-Rooter Plumbing & Water Cleanup is #1, with a CR Score of 65 out of 100 on emergency weights.

How are emergency plumbers in Cos Cob ranked?

Emergency lists move 10 points of the CR Score from reputation to availability: 15% and 15%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 plumbers are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.

What should I do before the plumber arrives?

Burst pipe or major leak: shut off the main water valve first. If water reaches outlets or the panel, stay clear and call 911.

How many emergency plumbers here list a phone number?

25 of the 25 businesses ranked in full list a phone number. Tap Call to dial it.

Update log for Cos Cob

  1. October 2026: CR Scores recalculated for 1,027 plumbers serving Cos Cob.
  2. October 2026: 6 duplicate listings merged.

More emergency and plumbing pages