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Interstate Septic Tank Co IncSeptic service company in Greenwich, CT

Interstate Septic Tank Co Inc is a septic service company at 104 Glenville St, Greenwich, CT 06831, ranked #48 of 183 septic service companies in Greenwich and rated 4.2 from 5 Google reviews. Open 24 hours a day, 7 days a week.

Greenwich, CTUpdated 0 paid placements in any rankingHow we rank

Call (203) 531-7820Website ↗

Key facts

Key facts about Interstate Septic Tank Co Inc
Address104 Glenville St, Greenwich, CT 06831Get directions
Phone(203) 531-7820
Websiteinterstateseptictank.com
HoursOpen 24 hours, 7 days a week
Google rating4.2 from 5 Google reviews

Trades

Each trade shows the evidence we matched it on.

Service area

Serves Greenwich and 11 towns within 25 miles: Cos Cob, Riverside, Old Greenwich, Stamford, North Stamford, Darien, New Canaan, Norwalk, East Norwalk, Wilton and Westport.

Based in Greenwich, CTView on map

Opening hours

Opening hours for Interstate Septic Tank Co Inc
DayHours
MondayOpen 24 hours
TuesdayOpen 24 hours
WednesdayOpen 24 hours
ThursdayOpen 24 hours
FridayOpen 24 hours
SaturdayOpen 24 hours
SundayOpen 24 hours
  • Open 24/7
  • Open evenings — no
  • Open Saturdays
  • Open Sundays
  • Emergency service

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

4.2from 5 Google reviews

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Questions about Interstate Septic Tank Co Inc

How is Interstate Septic Tank Co Inc ranked in Greenwich?

Interstate Septic Tank Co Inc is ranked #48 of 183 septic service companies in Greenwich 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.

What are Interstate Septic Tank Co Inc’s hours?

Interstate Septic Tank Co Inc 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.

What areas does Interstate Septic Tank Co Inc serve?

Serves Greenwich and 11 towns within 25 miles: Cos Cob, Riverside, Old Greenwich, Stamford, North Stamford, Darien, New Canaan, Norwalk, East Norwalk, Wilton and Westport. 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.

What do Google reviews say about Interstate Septic Tank Co Inc?

Interstate Septic Tank Co Inc has a rating of 4.2 from 5 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.

How do I contact Interstate Septic Tank Co Inc?

Call Interstate Septic Tank Co Inc on (203) 531-7820. The business is at 104 Glenville St, Greenwich, CT 06831. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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Compare nearby septic service companies

Interstate Septic Tank Co Inc compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
Interstate Septic Tank Co Inc (this business)—544.2 (5)—YesYes
Minutemen Sewer & Drain#46544.5 (202)—YesYes20.9 mi
OTW Grease Trap Cleaning & Cooking Used Oil Pickup#47545.0 (12)—YesYes22.9 mi
Flowkeeper Sewer & Drain New York#49545.0 (32)—YesYes13.3 mi

See all 183 ranked septic service companies in Greenwich