HVAC Contractors · Sioux Falls, SD
Johnstone Supply
- Not yet claimed by the business
Overview
Johnstone Supply is listed under hvac contractors and is based in Sioux Falls.
- Category
- HVAC Contractors
- Estimates
- Ask the business
- Address
- 335 N Weber Ave, Sioux Falls, SD 57103
Areas served
Opening hours
| Wednesday: 7:30AM–5PM |
| Thursday: 7:30AM–5PM |
| Friday: 7:30AM–5PM |
| Saturday: 7:30AM–12PM |
| Sunday: Closed |
| Monday: 7:30AM–5PM |
| Tuesday: 7:30AM–5PM |
Holiday hours may differ. Call ahead to confirm.
Reviews summary
14 (2021) reviews on public review sites
Ratings and review counts come from public sources and are rechecked regularly. How we use ratings
Verification
Verified · 1 of 1 checks confirmed · 1 from public records, 0 from documents the business sent · last checked 2026-10-15
| Check | Result | Source | Reference | Checked | Comes from |
|---|---|---|---|---|---|
| Operating status | Confirmed | Overture Maps listing | – | 2026-10-15 | Public record |
Swipe sideways to see the whole table.
Verification confirms records and contact details. It doesn't rate the quality of work; that's what reviews are for.
Public records: Sioux Falls
Public and government data- People per square mile2,528Calculated from U.S. Census Bureau 2025 estimates and Gazetteer land area · 2025
- Land area84.5 sq miU.S. Census Bureau, 2025 Gazetteer files · 2025
- Sioux Falls residents213,748U.S. Census Bureau, Vintage 2025 population estimates (sub-est2025) · July 1, 2025
- Population change since 2020 (from 192,737 (April 2020 base))+10.9%U.S. Census Bureau, Vintage 2025 population estimates (sub-est2025) · 2020–2025
Figures from public sources, checked November 1, 2026. Figures tagged “Sample figure” show what our live public-data feed will fill in; they are not real counts. How we use public records
Listed in
Questions about Johnstone Supply
Is Johnstone Supply licensed and registered?
Checked on October 15, 2026: operating status confirmed. The checks table on this page lists each source.
How is Johnstone Supply rated?
4.8 out of 5 from 14 (2021) (2021) public reviews.
Where does Johnstone Supply appear on ServiceScout?
On the HVAC contractors list for Sioux Falls.
How do I contact Johnstone Supply?
Call +1 605-338-2652. Or use the website link on this page.
Request a quote from Johnstone Supply
Records checked November 1, 2026 · Report an error on this listing · Is this your business?
Rating and review count: Google Maps data, as of 2021. Address and phone: Overture Maps (© Overture Maps Foundation), October 15, 2026. Opening hours: Google Maps data, as of 2021. Name and website: Overture Maps (© Overture Maps Foundation), October 15, 2026.