United Site ServicesSeptic service company in Gardena, CA

United Site Services is ranked #26 of 122 septic service companies in Gardena by CR Score, with 54 out of 100 as of November 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.

United Site Services is open Monday to Saturday. Its listed hours are Monday to Friday, 7 AM – 8 PM; Saturday, 8 AM – 4:30 PM. On Saturdays it is open 8 AM to 4:30 PM and closed on Sundays. Hours come from the business listing; holiday hours may differ.

Serves Gardena and 11 towns within 25 miles: West Rancho Dominguez, Willowbrook, Compton, West Athens, Alondra Park, Carson, Westmont, East Rancho Dominguez, West Carson, Lawndale and Lynwood. The list is based on the business's location and the usual service radius for septic and sewer service. Confirm your address is covered when you call.

United Site Services has a rating of 4.0 from 4 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 United Site Services on (800) 864-5387. The business is at 256 E Alondra Blvd, Gardena, CA 90248. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.