Published May 12, 2026 · Last updated October 21, 2026
Sewer & Main Line Plumbing in Spokane Valley, Washington: 7 Top Pros (2027)
Quick answer
The top-ranked Plumbing provider in Spokane Valley is Bulldog Rooter (Spokane Valley), with a 4.9★ rating across 5,527 Google reviews and a ServiceAgent Score of 8.5/10. Also strongly rated: Platinum Rooter & Plumbing and Plumb Zebra. See the full ranked list and how each provider scores below.
TL;DR
Ranked: 1. Bulldog Rooter · 2. Platinum Rooter & Plumbing · 3. Plumb Zebra · 4. Division One Plumbing · 5. Gold Seal Plumbing
- 7 sewer & main line plumbing providers match in Spokane Valley, Washington.
- Top pick: Bulldog Rooter (ServiceAgent Score 8.5/10).
- Median ServiceAgent Score: 8.5/10.
- 0 owner-verified listings.
- Filtered for Sewer & Main Line: sewer line repair + replacement.
Computed from the providers ranked on this page. Figures update with each data refresh.
At-a-glance: top 7 plumbing pros in Spokane Valley
Compare the top picks side-by-side. Full reviews of each below.
SA Score = ServiceAgent composite (0–10). Tap a row number to jump to the full review.
How the top plumbing pros compare
The same ServiceAgent Score components that drive the ranking, scored side by side — so you can see at a glance where each provider is strongest.
The criteria we scored against
- 1. Trust (data & verification). Owner-verification, completeness of contact info, and review-volume credibility.
- 2. Recommendation (rating). The Google star rating, Bayesian-shrunk toward the category mean so a few 5-star reviews can't dominate.
| Provider | Trust (data & verification) | Recommendation (rating) |
|---|---|---|
| Bulldog Rooter | Strong | Strong |
| Platinum Rooter & Plumbing | Strong | Strong |
| Plumb Zebra | Strong | Strong |
| Division One Plumbing | Strong | Strong |
| Gold Seal Plumbing | Strong | Strong |
| Roto-Rooter Plumbing & Water Cleanup | Strong | Strong |
| Raptor Rooter & Plumbing | Strong | Strong |
How we chose these
Same scoring engine as the main Spokane Valley plumbing ranking, with an additional filter step: we look for Sewer & Main Line signals in each provider's business categories, service tags, and recent review text.
When the Sewer & Main Line filter would surface fewer than five providers, we fall back to showing top-rated plumbing pros generally - they are far more likely to handle sewer & main line work than an unrated provider would be.
Full formula on the methodology page.
7 Best Plumbing Companies Ranked
Ranked by composite ServiceAgent Score. 7 verified businesses match.
Best for: Homeowners who want one of the most-reviewed plumbing names in Spokane Valley, with a long public track record.
| Location | Spokane Valley, WA · 16124 E Marietta Ave STE 101, Spokane Valley, WA 99216 |
|---|---|
| Established | Established (very high review volume) |
| Specialization | Plumbing |
| Rating | 4.9★ across 5,527 Google reviews |
| Status | Unclaimed listing (Google data) |
| Source | Public Google Business Profile · data as of May 12, 2026 |
The approach
Bulldog Rooter has built a high-volume operation in Spokane Valley, with 5,527 Google reviews averaging 4.9 stars. That kind of review velocity in a single market typically means a fleet-style operation with multiple crews and a predictable response window.
- Maintains an active website with service detail.
- Direct phone published - no lead form gatekeeping.
- Active on Google with up-to-date contact info.
✓ Strong review signal
4.9-star average across 5,527 reviews is in the top 5% of providers in Spokane Valley - unusually high satisfaction signal at this volume.
⚠ Watch out for
After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.
Our take
Our top pick in Spokane Valley. The 8.5/10 composite comes from a rare combination of review depth (5,527 reviews), a 4.9-star rating, and complete profile data.
| 24/7 emergency | Not advertised |
|---|---|
| Free estimate | Not advertised |
| Licensed + insured | Not advertised - verify before hiring |
| Phone | (509) 512-1239 |
| Website | bulldogrooter.com/?utm_source=google&utm_medium=businesslisting&utm_campaign=bdg-brand_gmb_0324&utm_content=bdg-brand |
Best for: Homeowners who want a high-volume operator with a long, consistent track record.
| Location | Spokane Valley, WA · 318 S Dishman Mica Rd, Spokane Valley, WA 99206 |
|---|---|
| Established | Established (very high review volume) |
| Specialization | Plumbing |
| Rating | 4.9★ across 643 Google reviews |
| Status | Unclaimed listing (Google data) |
| Source | Public Google Business Profile · data as of May 12, 2026 |
The approach
Platinum Rooter & Plumbing has built a high-volume operation in Spokane Valley, with 643 Google reviews averaging 4.9 stars. That kind of review velocity in a single market typically means a fleet-style operation with multiple crews and a predictable response window.
- Maintains an active website with service detail.
- Direct phone published - no lead form gatekeeping.
- Active on Google with up-to-date contact info.
✓ Strong review signal
4.9-star average across 643 reviews is in the top 5% of providers in Spokane Valley - unusually high satisfaction signal at this volume.
⚠ Watch out for
After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.
Our take
A top-3 pick in this market on the composite score. Worth a quote alongside #1 to compare response time and pricing on your specific job.
| 24/7 emergency | Not advertised |
|---|---|
| Free estimate | Not advertised |
| Licensed + insured | Not advertised - verify before hiring |
| Phone | (509) 408-3914 |
| Website | www.platinumplumbingnw.com/?utm_campaign=gmb&utm_medium=organic&utm_source=google |
3. Plumb Zebra
Best for: Quality-first buyers who care more about the satisfaction signal than the cheapest quote.
| Location | Spokane Valley, WA · 7525 E Trent Ave, Spokane Valley, WA 99212 |
|---|---|
| Established | Established (high review volume) |
| Specialization | Plumbing |
| Rating | 4.9★ across 353 Google reviews |
| Status | Unclaimed listing (Google data) |
| Source | Public Google Business Profile · data as of May 12, 2026 |
The approach
Plumb Zebra maintains a strong 4.9-star reputation across 353 reviews in Spokane Valley, suggesting consistent execution rather than a one-off lucky streak.
- Maintains an active website with service detail.
- Direct phone published - no lead form gatekeeping.
- Active on Google with up-to-date contact info.
✓ Strong review signal
4.9-star average across 353 reviews is in the top 5% of providers in Spokane Valley - unusually high satisfaction signal at this volume.
⚠ Watch out for
After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.
Our take
A top-3 pick in this market on the composite score. Worth a quote alongside #1 to compare response time and pricing on your specific job.
| 24/7 emergency | Not advertised |
|---|---|
| Free estimate | Not advertised |
| Licensed + insured | Not advertised - verify before hiring |
| Phone | (509) 317-9009 |
| Website | plumbzebra.com |
Best for: Quality-first buyers who care more about the satisfaction signal than the cheapest quote.
| Location | Spokane Valley, WA · 8007 E Trent Ave, Spokane Valley, WA 99212 |
|---|---|
| Established | Established (high review volume) |
| Specialization | Plumbing |
| Rating | 4.9★ across 257 Google reviews |
| Status | Unclaimed listing (Google data) |
| Source | Public Google Business Profile · data as of May 12, 2026 |
The approach
Division One Plumbing maintains a strong 4.9-star reputation across 257 reviews in Spokane Valley, suggesting consistent execution rather than a one-off lucky streak.
- Maintains an active website with service detail.
- Direct phone published - no lead form gatekeeping.
- Active on Google with up-to-date contact info.
✓ Strong review signal
4.9-star average across 257 reviews is in the top 5% of providers in Spokane Valley - unusually high satisfaction signal at this volume.
⚠ Watch out for
After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.
Our take
Ranked here because of high review depth at a strong rating - the kind of provider you can hire without doing 90 minutes of due diligence.
| 24/7 emergency | Not advertised |
|---|---|
| Free estimate | Not advertised |
| Licensed + insured | Not advertised - verify before hiring |
| Phone | (509) 385-5593 |
| Website | divisiononeplumbing.com/?utm_source=Google&utm_medium=GBP |
Best for: Homeowners who want one of the most-reviewed plumbing names in Spokane Valley, with a long public track record.
| Location | Spokane Valley, WA · 5524 E Boone Ave, Spokane Valley, WA 99212 |
|---|---|
| Established | Established (very high review volume) |
| Specialization | Plumbing |
| Rating | 4.8★ across 3,550 Google reviews |
| Status | Unclaimed listing (Google data) |
| Source | Public Google Business Profile · data as of May 12, 2026 |
The approach
Gold Seal Plumbing has built a high-volume operation in Spokane Valley, with 3,550 Google reviews averaging 4.8 stars. That kind of review velocity in a single market typically means a fleet-style operation with multiple crews and a predictable response window.
- Maintains an active website with service detail.
- Direct phone published - no lead form gatekeeping.
- Active on Google with up-to-date contact info.
✓ Strong review signal
4.8-star average across 3,550 reviews points to consistent on-time delivery and clear communication.
⚠ Watch out for
After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.
Our take
Ranked here because of high review depth at a strong rating - the kind of provider you can hire without doing 90 minutes of due diligence.
| 24/7 emergency | Not advertised |
|---|---|
| Free estimate | Not advertised |
| Licensed + insured | Not advertised - verify before hiring |
| Phone | (509) 535-5946 |
| Website | goldsealplumbing.com |
Best for: Homeowners who want one of the most-reviewed plumbing names in Spokane Valley, with a long public track record.
| Location | Spokane Valley, WA · 6214 E Alki Ave, Spokane Valley, WA 99212 |
|---|---|
| Established | Established (very high review volume) |
| Specialization | Plumbing |
| Rating | 4.8★ across 1,464 Google reviews |
| Status | Unclaimed listing (Google data) |
| Source | Public Google Business Profile · data as of May 12, 2026 |
The approach
Roto-Rooter Plumbing & Water Cleanup has built a high-volume operation in Spokane Valley, with 1,464 Google reviews averaging 4.8 stars. That kind of review velocity in a single market typically means a fleet-style operation with multiple crews and a predictable response window.
- Maintains an active website with service detail.
- Direct phone published - no lead form gatekeeping.
- Active on Google with up-to-date contact info.
✓ Strong review signal
4.8-star average across 1,464 reviews points to consistent on-time delivery and clear communication.
⚠ Watch out for
After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.
Our take
Ranked here because of high review depth at a strong rating - the kind of provider you can hire without doing 90 minutes of due diligence.
| 24/7 emergency | Not advertised |
|---|---|
| Free estimate | Not advertised |
| Licensed + insured | Not advertised - verify before hiring |
| Phone | (509) 505-5062 |
| Website | www.rotorooter.com/spokane/?utm_source=Google&utm_medium=organic&utm_campaign=gmb&utm_content=website |
Best for: Homeowners who want one of the most-reviewed plumbing names in Spokane Valley, with a long public track record.
| Location | Spokane Valley, WA · 305 S Dishman Rd, Spokane Valley, WA 99206 |
|---|---|
| Established | Established (very high review volume) |
| Specialization | Plumbing |
| Rating | 4.8★ across 1,129 Google reviews |
| Status | Unclaimed listing (Google data) |
| Source | Public Google Business Profile · data as of May 12, 2026 |
The approach
Raptor Rooter & Plumbing has built a high-volume operation in Spokane Valley, with 1,129 Google reviews averaging 4.8 stars. That kind of review velocity in a single market typically means a fleet-style operation with multiple crews and a predictable response window.
- Maintains an active website with service detail.
- Direct phone published - no lead form gatekeeping.
- Active on Google with up-to-date contact info.
✓ Strong review signal
4.8-star average across 1,129 reviews points to consistent on-time delivery and clear communication.
⚠ Watch out for
After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.
Our take
Ranked here because of high review depth at a strong rating - the kind of provider you can hire without doing 90 minutes of due diligence.
| 24/7 emergency | Not advertised |
|---|---|
| Free estimate | Not advertised |
| Licensed + insured | Not advertised - verify before hiring |
| Phone | (509) 384-3116 |
| Website | www.raptorrooterplumbing.com |
How to choose a plumbing pro
The ranking does the research; these five checks help you turn the shortlist into the right hire.
- 1
Start with the top of the ranking, not an ad
The providers ranked highest in Spokane Valley earned it on review depth, rating, and data completeness — not on ad spend. Shortlist two or three from the top before you start calling.
- 2
Get two or three quotes in writing
Pricing for plumbing work varies by scope and local market. Written quotes from a few shortlisted pros let you compare apples to apples and spot an outlier before you commit.
- 3
Read the most recent reviews, not just the average
A strong average can hide a recent slide in quality. Sort reviews by newest and look for how the business handles problems — a thoughtful reply to a bad review often tells you more than the star count.
- 4
Confirm licensing, insurance, and scope before work starts
Ask for the license number and proof of insurance, and get the full scope of work plus any parts/labor warranty in writing before any plumbing job begins. Verify the license on your state board if the work is significant.
- 5
Match the provider to your actual job
A high-volume operator is great for a routine job; a smaller specialist may be a better fit for an unusual one. Use the scorecard above to pick for your situation, not just the overall rank.
Trends this quarter
Pricing, demand, and provider trends — pulled from our Q4 2026 plumbing report.
- 7 plumbing providers tracked in Spokane Valley this quarter, with an average ServiceAgent Score of 8.5/10.
- 4 elite-tier providers (Score ≥ 8.5/10), and an average Google rating of 4.86★.
- Total review volume changed by -13.7% quarter-over-quarter — a leading indicator of local plumbing demand.
- Median quote price moved +3.9% vs. the previous quarter for typical plumbing jobs.
- 0% of providers are owner-verified (+1% QoQ).
Source: ServiceAgent Plumbing trends in Spokane Valley, Q4 2026. Quarterly methodology and full commentary available in the full report.
When demand peaks in Spokane Valley for plumbing
12-month demand index (100 = annual average). Peaks in January, troughs in September. Book in the trough months to lock lower rates.
Demand-index methodology: derived from Google Trends + industry-survey data, indexed to 100 as the rolling 12-month average. Local market may vary 10-25%.
Pricing: what plumbing costs
Quick budget estimates by job type. Use these as a planning sanity-check, not as a firm quote.
| Job | Low | High |
|---|---|---|
| Service call / diagnostic | $100 | $250 |
| Drain cleaning (snake) | $150 | $450 |
| Hydro-jet drain | $400 | $900 |
| Water heater replacement (tank) | $1,100 | $1,800 |
| Tankless water heater install | $2,200 | $4,500 |
Estimates based on industry-average labor + materials, adjusted for local market. Get at least two written quotes from providers above before signing.
What to know about hiring Plumbing
Plumbing jobs split into emergencies (leaks, clogs, no hot water) and planned work (re-pipes, fixture installs, water heaters).
What drives the price
Whether it's diagnostic vs. repair vs. replacement, access to the pipes, and emergency timing.
What to check
State plumbing license, insurance, and whether they give a flat quote after seeing the job rather than an hourly open-ended rate.
When to call
For a slow leak, sooner is cheaper — water damage escalates fast. Keep an emergency number on hand before you need it.
Why trust this list
This page narrows the full Spokane Valley plumbing directory to providers that explicitly serve sewer & main line requests. We surfaced them by scanning provider categories, service tags, and review text for relevant signals.
If you're looking at this page, you probably need sewer & main line plumbing now - so we've ordered the list by composite ServiceAgent Score and surfaced the response-time indicator on every card. Call the top three; the first to pick up usually wins the job.
Frequently asked questions
8 common questions about hiring a plumbing pro in this area.
Who offers sewer & main line plumbing in Spokane Valley?
Bulldog Rooter and 6 other plumbing businesses in Spokane Valley offer sewer & main line service. See the ranked list above; the top picks have the strongest combination of reviews, verification, and sewer & main line signals.
How fast can a sewer & main line plumbing pro arrive?
Response time varies by provider and current job load. Claimed listings display their average response window directly on the profile - aim for providers showing under-24-hour replies.
What does sewer & main line plumbing cost in Spokane Valley?
Cost depends on scope and materials. Get at least two written estimates - most Spokane Valley plumbing providers offer free quotes for sewer & main line work.
Are these providers licensed and insured?
Listings tagged with ✓ Licensed & insured have that signal in their provider data. Always verify directly with the provider before any work, and confirm coverage via your state license board.
How is this list different from the main Plumbing in Spokane Valley page?
This page is filtered to providers offering sewer & main line service specifically. The main Plumbing in Spokane Valley page lists every provider regardless of intent.
Who are the highest-rated plumbing providers in Spokane Valley?
Based on composite ServiceAgent Score, Bulldog Rooter in Spokane Valley ranks #1 (8.5/10). Platinum Rooter & Plumbing and Plumb Zebra round out the top 3.
How does the ServiceAgent Score work?
It's a 0-10 composite of a Trust Score (40% - data quality, verification and review-volume credibility) and a Recommendation Score (60% - the Google rating Bayesian-shrunk toward the category mean using a 25-review prior). Full formula on the methodology page.
Are these listings verified?
Every listing is pulled from active Google Business Profile data. 0 of these 7 listings are currently ServiceAgent-verified (owners completed our claim flow). Verified listings get a green badge in the ranking.
Reports & insights
Pricing, demand, and provider trends for Spokane Valley — refreshed quarterly.
Plumbing trends in Spokane Valley, Q4 2026
Pricing, demand, and review-volume trends for plumbing providers in Spokane Valley.
Home-service trends in Spokane Valley, Washington (Q4 2026)
Across every category, here's what's changing in the Spokane Valley home-service market this quarter.
State of Plumbing in Washington, Q4 2026
Pricing trends, demand signals, and elite-tier shifts for plumbing providers across Washington.
State of home services in Washington, Q4 2026
Pricing, demand, and provider trends across every home-service category in Washington.
State of Painting in Washington, Q4 2026
Pricing trends, demand signals, and elite-tier shifts for painting providers across Washington.
State of Electricians in Washington, Q4 2026
Pricing trends, demand signals, and elite-tier shifts for electricians providers across Washington.
Verify any provider's license in Washington
Always confirm a contractor is in good standing before hiring. Washington uses the Washington State Department of Labor & Industries (L&I). Search by license number, business name, or address.
Own a business in this list? Claim it free.
Get a verified green badge, edit your description, upload real photos, and bump your placement in this and 11 other category lists. Takes under 2 minutes.
- ✓Verified badge next to your name
- ✓Edit services, hours, photos, description
- ✓Boosted ranking in claimed-only sort
- ✓Response analytics on inbound leads
- ✓No fee, no card required
- ✓2-minute phone-based verification
Fill out the verification form right here. We'll match it to your Google Business Profile and confirm by phone within one business day.
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About the author
Written by
Growth & Product Marketing, ServiceAgent
Shaambhav Shankar works in product marketing at SaaS Labs, the company behind ServiceAgent, and describes himself as a marketing generalist with six years of experience in SaaS. He studied at Symbiosis International University and is based in the Greater Delhi Area. He writes the bulk of the ServiceAgent blog, covering call answering, CRM and the operational side of running a home services business, and authors and maintains the ServiceAgent Directory rankings.
Credentials
- Symbiosis International University (2016-2019)
- Digital Marketing, Google India (2020)
- Financial Modelling and Valuation, Ernst & Young (2019)
- Building with the Claude API, Anthropic (2026)
- AI Fluency for Builders, Anthropic (2026)
- Introduction to Model Context Protocol, Anthropic (2026)
Greater Delhi Area, India · 6 years experience
Every ranking on this page is written and maintained by Shaambhav Shankar, who owns the ranking methodology and verifies each provider listing against public data. No pay-to-rank, no sponsored placements. Read our methodology →
Update history
- October 21, 2026 — Latest ranking refresh. Composite ServiceAgent Scores recomputed from current Google review data.
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