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Best Septic Service Companies in North Bellport, NY (2026)

138 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in North Bellport: Affordable Cesspool Sewer & Drain | Septic & Grease Trap Service - Long Island, CR Score 64/100; 4.9★ from 699 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): SewerTech Cesspool & Drain, posts 24/7 hours; ranked #2 of 138.

  3. 15

    Most-reviewed: White Wolf Cesspool Services, 729 Google reviews at 4.9★, the most of 138 ranked; ranked #15.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

138 North Bellport septic service companies are ranked here by CR Score, from ten published factors. 86 are open 24/7, 116 open Saturdays and 106 open Sundays, based on posted hours. The median Google rating is 4.9★ across 138 rated businesses.

Most of this list also appears on the Septic service companies in Coram ranking. See Septic service companies in Coram

Top 10 septic service companies in North Bellport at a glance

Top 10 septic service companies in North Bellport at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Affordable Cesspool Sewer & Drain | Septic & Grease Trap Service - Long Island644.9★ (699)Brentwood, 13 mi away24/7Overall
2SewerTech Cesspool & Drain635.0★ (134)Medford, 4 mi away24/7Emergencies
3Discount Cesspool & Drain Inc.634.9★ (481)Brentwood, 13 mi away24/7—
4Certified Cesspool Service Suffolk County | Cesspool Pumping Suffolk NY634.8★ (411)Stony Brook, 10 mi away24/7—
5Four Seasons Cesspool635.0★ (276)Nesconset, 12 mi away24/7—
6Battlin' Barry's Cesspool Sewe624.9★ (121)Holbrook, 7 mi away24/7—
7Finest Cesspool Sewer & Drain Inc624.9★ (186)Coram, 10 mi away24/7—
8Colletti Sewer and Drain615.0★ (55)Coram, 5 mi away24/7—
9Reputable Cesspool & Drain615.0★ (147)Smithtown, 13 mi away24/7—
1024/7 CESSPOOL SEPTIC SERVICE SUFFOLK COUNTY - Drastic Drainage Long Island614.8★ (132)West Babylon, 10 mi away24/7—

The 138 best septic service companies in North Bellport, ranked

Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.

  1. Ranked #1 in North Bellport

    Based in Brentwood, 13 mi away

    64/100CR Score

    Ranked #1 because of its Google rating and trade focus: 4.9★ from 699 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 699 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    180 Blydenburgh Rd, Islandia, NY 11749
  2. Based in Medford, 4 mi away

    63/100CR Score

    Ranked #2 because of its Google rating and trade focus: 5.0★ from 134 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 134 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    91a Southaven Ave, Medford, NY 11763
  3. Based in Nesconset, 12 mi away

    63/100CR Score

    Ranked #5 because of its Google rating and trade focus: 5.0★ from 276 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 276 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    169 Smithtown Blvd, Nesconset, NY 11767
  4. Based in Smithtown, 13 mi away

    61/100CR Score

    Ranked #9 because of its Google rating and trade focus: 5.0★ from 147 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 147 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    769 Smithtown Bypass Unit A, Smithtown, NY 11787
  5. 61/100CR Score

    Ranked #10 because of its Google rating and trade focus: 4.8★ from 132 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 132 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
  6. Based in East Patchogue, 1 mi away

    61/100CR Score

    Ranked #12 because of its Google rating and trade focus: 4.8★ from 89 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 89 Google reviews
    Hours
    Mon–Sun 12 AM–11:30 PM
    Address
    363 N Dunton Ave, East Patchogue, NY 11772
  7. Based in Shirley, 1 mi away

    60/100CR Score

    Ranked #16 because of its Google rating and trade focus: 4.8★ from 20 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 20 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1981 Montauk Hwy Suite 5, Brookhaven, NY 11719
  8. Based in Ronkonkoma, 9 mi away

    60/100CR Score

    Ranked #18 because of its Google rating and trade focus: 4.7★ from 196 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.7★ from 196 Google reviews
    Hours
    Mon–Sun 7 AM–10 PM
    Address
    847 11th St, Ronkonkoma, NY 11779
  9. Based in Centereach, 9 mi away

    59/100CR Score

    Ranked #21 because of its Google rating and trade focus: 4.9★ from 78 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 78 Google reviews
    Hours
    Mon–Sun 7 AM–9 PM
    Address
    6 Arthur Ave, Centereach, NY 11720
  10. Based in East Patchogue, 3 mi away

    58/100CR Score

    Ranked #24 because of its Google rating and trade focus: 4.7★ from 26 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.7★ from 26 Google reviews
    Hours
    Mon–Sat 7 AM–7 PM · Sun 9 AM–5 PM
    Address
    1 Chapel Ave, East Patchogue, NY 11772
  11. 58/100CR Score

    Ranked #25 because of its Google rating and trade focus: 4.6★ from 155 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.6★ from 155 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    55 Brook Ave, Deer Park, NY 11729

How we ranked North Bellport septic service companies

We scored 138 North Bellport septic service companies on ten factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed November 3, 2026.

Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn North Bellport data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Credentials15%Active state license, bond and workers’ comp on fileNot yet collected
Review volume10%Number of Google reviews, compared with the most-reviewed business on the listMeasured
Recency5%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%How clearly the business does this trade (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)Measured
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodicallyMeasured
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there areMeasured

Septic service companies in North Bellport: frequently asked questions

Who is the best septic service company in North Bellport?

By CR Score, the highest-ranked septic service company in North Bellport, NY is Affordable Cesspool Sewer & Drain | Septic & Grease Trap Service - Long Island with a CR Score of 64/100. It has 4.9★ from 699 Google reviews. It is open 24/7. SewerTech Cesspool & Drain (#2) and Discount Cesspool & Drain Inc. (#3) follow. We ranked 138 septic service companies on ten factors, last updated November 3, 2026.

How many septic service companies are there in North Bellport?

ContractorsRanked ranks 138 septic service companies serving North Bellport, NY. Counts are as of November 2026.

Which septic service companies in North Bellport are open 24/7?

86 ranked septic service companies in North Bellport post 24/7 hours. The highest-ranked are Affordable Cesspool Sewer & Drain | Septic & Grease Trap Service - Long Island (#1), SewerTech Cesspool & Drain (#2) and Discount Cesspool & Drain Inc. (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.

Which septic service companies in North Bellport work on weekends?

116 of 138 ranked septic service companies post Saturday hours and 106 post Sunday hours. The highest-ranked open Saturdays are Affordable Cesspool Sewer & Drain | Septic & Grease Trap Service - Long Island (#1), SewerTech Cesspool & Drain (#2) and Discount Cesspool & Drain Inc. (#3). Posted hours are office hours; crews may book weekend jobs separately.

What Google rating do North Bellport septic service companies have?

The median Google rating among 138 rated septic service companies in North Bellport is 4.9★, with a median of 23 reviews. White Wolf Cesspool Services has the most, 729 reviews, and ranks #15. We adjust ratings for review count, so a few five-star reviews cannot top the list.

How does ContractorsRanked rank septic service companies?

Each septic service company gets a 0–100 CR Score from ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.

Do septic service companies outside North Bellport count in this ranking?

Yes, if they are within 25 mi of the North Bellport city center, our service radius for septic service companies. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.

Can septic service companies pay to rank higher on ContractorsRanked?

No. The CR Score never reads payment status, and this ranking has 0 paid placements. Up to 3 Featured businesses may appear above the list, labelled Featured and showing their honest rank.

Update log for North Bellport

  1. November 2026: CR Scores recalculated for 138 septic service companies serving North Bellport.
  2. November 2026: 3 duplicate listings merged.

More septic service companies and North Bellport pages

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