Backflow Base / Every state / Montana / Billings
Backflow testing software for Billings, Montana.
For testing companies working Billings's 121,483 people: booking, routes, the field test, and the report to the water system.
Water systems based in Billings
- City of Billings114,000 people served
- Billings Heights Co Water District of12,000 people served
- Lockwood Water and Sewer District5,900 people served
- Pioneer Water Service900 people served
- Fisher Water Service750 people served
Plus 32 smaller systems based here. Households near Billings may be served by another system; Backflow Base matches each address to its own. All 764 in Montana →
Water systems: EPA SDWIS, active community systems, 2026-10-19. Population: Census Bureau 2024 estimates.
Testing companies in Billings
14 companies on the tester lists of 1 water system:
- Air Controls Plumbing
- Allied Plumbing
- Altitude Flow Dynamics
- Big Mountain Plumbing LLC
- Billings Pipe Trades JATC (Local 30)
- G&T Plumbing
- Hertz Plumbing
- Hometown Mechanical
- Ostlund’s Fire Protection
- Pronghorn Plumbing
- SD2
- Star Service Plumbing
- Summit Fire & Security
- Western States Fire Protection
From City of Billings. Checked October 19, 2026. A list shows who may test, not who is good; ask the water system for its current list.
Other Montana cities
- Missoula →78,204 people
- Great Falls →60,013 people
The software
- Bookings from a booking page, your own website, and an AI receptionist on your phone.
- Schedule board and route for each tester.
- Field app that scores every test, even with no signal.
- Test reports sent to the water system that serves each address.
- Card payments to your own Stripe account, and yearly renewals that charge after the test.
- Client portal for HOAs, property managers and contractors.
- $50/month flat: no per-test fee, no cut of payments.
- Every feature →What the app does, part by part.
- Compare →Next to other backflow and field-service software.
- Start free →No card. $50/month or $500/year once you go live, 45 days free.
- Free exam prep →Study questions, practice exams, device tests, a VR wet lab.