Guardian Plumbing and DrainPlumber in Cobourg, ON

Guardian Plumbing and Drain is ranked #1 of 52 plumbers in Cobourg by CR Score, with 67 out of 100 as of October 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity, claimed profile, partnered and ContractorsRanked reviews. No business can pay to change its rank.

Guardian Plumbing and Drain is open 24 hours a day, 7 days a week. Its listed hours are Open 24 hours, 7 days a week. On Saturdays it is open Open 24 hours, and on Sundays Open 24 hours. Hours come from the business listing; holiday hours may differ.

Serves Cobourg and 2 towns within 40 km: Port Hope and Peterborough. The list is based on the business's location and the usual service radius for plumbing. Confirm your address is covered when you call.

Guardian Plumbing and Drain has a rating of 4.8 from 627 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

Call Guardian Plumbing and Drain on (289) 677-1425. The business is at 200 McGuire St, Cobourg, ON K9A 0H9. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.