Mahon PlumbingPlumber in Baltimore, MD

Mahon Plumbing is ranked #8 of 520 plumbers in Baltimore by CR Score, with 63 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.

Mahon Plumbing 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 Baltimore and 12 towns within 25 miles: Riviera Beach, Green Haven, Brooklyn Park, Glen Burnie, Dundalk, Ferndale, Pumphrey, Baltimore Highlands, Linthicum, South Gate, Pasadena and Edgemere. The list is based on the business's location and the usual service radius for plumbing. Confirm your address is covered when you call.

Mahon Plumbing has a rating of 4.9 from 268 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 Mahon Plumbing on (410) 766-8566. The business is at 6824 Fort Smallwood Rd Ste. A, Baltimore, MD 21226. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.