Services
🧾 Trust Card · 2 receipts
- Listed in the AssistAnt 24/7 directoryBusiness record from Overture Maps open business data (Apache-2.0).
- Shown as open for business in the source dataOperating status in the business record.
Not verified yet: Owner has not confirmed this listing yet; License and insurance not reviewed by AssistAnt yet; No AssistAnt job history linked to this listing yet.
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Service area
Map of the Chino Hills, CA area (© Google). Is this your business? Claim it and put up your own photos →
About Grand Slam Plumbing
Grand Slam Plumbing is listed on AssistAnt for plumbing in Chino Hills, CA.
Built from public business information. Call to confirm before you go.
Contact
- Phone
- (310) 507-5290
- Website
- trying.grandslamplumbing.com
- Location
- Chino Hills, CA, 91709 (service area)
- Booking
- Not bookable online yet. Call the business directly.
Quick facts about Grand Slam Plumbing
- What is the phone number for Grand Slam Plumbing?
- (310) 507-5290. You call Grand Slam Plumbing directly; AssistAnt never sits in the middle.
- Where is Grand Slam Plumbing?
- Grand Slam Plumbing serves Chino Hills, CA as a service-area business (no street address shown).
- Is Grand Slam Plumbing still in business?
- Listed from public business records, last updated October 13, 2026. Call to confirm.
- Is Grand Slam Plumbing licensed and insured?
- Not verified by AssistAnt yet. Ask for proof of license and insurance before you hire.
- Who else is near Chino Hills?
- AssistAnt lists 757 plumbers near Chino Hills. Closest to Grand Slam Plumbing: Budget Rooter & Plumbing (0.7 mi), Moody Plumbing (1.1 mi), Preferred Plumbing And Rooter Services (1.6 mi).
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Other plumbers nearby
- Budget Rooter & PlumbingChino, CA · 0.7 mi
- Moody PlumbingChino, CA · 1.1 mi
- Preferred Plumbing And Rooter ServicesPomona, CA · 1.6 mi
- Pomona Valley Plumbing Heating & AirPomona, CA · 2.0 mi
- Complete Plumbing And RooterChino, CA · 2.2 mi
- Vortex PlumbingChino, CA · 2.3 mi