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Nearby Plumber — nearbyplumber.com · License-verified plumbing directory · printed Oct 24, 2026
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Plumber directory, checked against state license records.

Search plumbers in Washington by business name or city. Every listing came from a state’s own public records, not a paid directory or a scrape, and is listed A to Z by name. We badge the ones matched to an active credential, say plainly when we have not, and never publish a review we did not collect from a confirmed customer.

How we verify plumbers

All states 28,312 plumbers Texas 6,434 plumbers Minnesota 1,631 plumbers Washington 2,056 plumbers California 17,304 plumbers Nevada 887 plumbers
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33 businesses match your filters in Washington.

✓ L&I Verified Checked Oct 21

O’Brien Plumbing

Seattle · King County
Plumbing Contractor — Journey Level OBRIEP*776L7
(206) 284-3240 Request a quote
✓ L&I Verified Checked Oct 21

O’Grady Plumbing LLC

Bellevue · King County
Plumbing Contractor — Journey Level OGRADPL779OH
(425) 495-9342 Request a quote
✓ L&I Verified Checked Oct 21

O’Neill Plumbing Co.

Seattle · King County
Plumbing Contractor — Journey Level ONEILPC793ND
(206) 932-5283 Request a quote
✓ L&I Verified Checked Oct 21

Oak Plumbing LLC

Battle Ground · Clark County
Plumbing Contractor — Journey Level OAKPLPL780NE
(360) 907-7340 Request a quote
✓ L&I Verified Checked Oct 21

Oasis Well Drilling Inc.

Port Angeles · Clallam County
Plumbing Contractor — Pump & Irrigation OASISWD780J2
(360) 683-4773 Request a quote
✓ CSLB Verified Checked Oct 20

Ocean Park Mechanical Inc.

Seattle
C-36 Plumbing 986064
(206) 674-4553 Request a quote
✓ L&I Verified Checked Oct 21

Ocean Park Mechanical Inc.

Seattle · King County
Plumbing Contractor — Journey Level OCEANPM792NW
(206) 674-4553 Request a quote
✓ L&I Verified Checked Oct 21

Ocean Plumbing LLC

Renton · King County
Plumbing Contractor — Residential OCEANPL773OJ
(425) 215-5327 Request a quote
✓ L&I Verified Checked Oct 21

Odie’s Plumbing

Eastsound · San Juan County
Plumbing Contractor — Journey Level ODIESP*774OA
(360) 376-4633 Request a quote
✓ L&I Verified Checked Oct 21

Odyssey Plumbing

Seattle · King County
Plumbing Contractor — Journey Level ODYSSP*772PO
(206) 941-6852 Request a quote
✓ L&I Verified Checked Oct 21

Ogborn Plumbing Cntrng Inc.

Tonasket · Okanogan County
Plumbing Contractor — Journey Level OGBORPC771C2
(509) 486-8004 Request a quote
✓ L&I Verified Checked Oct 21

Ohana Plumbing LLC

Snohomish · Snohomish County
Plumbing Contractor — Journey Level OHANAPL748BF
(808) 371-3602 Request a quote
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