All Out Septic ServicesSeptic service company in Knoxville, TN

All Out Septic Services is ranked #7 of 61 septic service companies in Knoxville by CR Score, with 60 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.

All Out Septic Services 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 Knoxville and 4 towns within 25 miles: Cookeville, Sparta, Crossville and Fairfield Glade. 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.

All Out Septic Services has a rating of 4.9 from 27 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 All Out Septic Services on (865) 299-3668. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.