Thornton Plumbing & DrainPlumber in San Fernando, CA

Thornton Plumbing & Drain is ranked #49 of 1,094 plumbers in San Fernando by CR Score, with 61 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.

Thornton Plumbing & 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 San Fernando and 11 towns within 25 miles: North Hills, Shadow Hills, Northridge, Valley Glen, Van Nuys, Sunland, Santa Clarita, Chatsworth, North Hollywood, Tujunga and Encino. The list is based on the business's location and the usual service radius for plumbing. Confirm your address is covered when you call.

Thornton Plumbing & Drain has a rating of 5.0 from 33 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 Thornton Plumbing & Drain on (818) 403-3240. The business is at 2040 1st St, San Fernando, CA 91340. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.