Plumbing is an emergency trade: the homeowner with water on the floor calls the first number that looks open. A plumber with no website loses that call to whoever has one.
A one-page site with a tap-to-call button, service area and 24/7 hours, so the 2 a.m. search ends in a call.
Search a city, and MapsProspector lists every plumber on the map without a website — scored 1–10, with the phone number, the owner's first name when they sign their review replies, and a pitch written from their own listing.
| City | Plumbers on the map | With no website | Counted |
|---|---|---|---|
| Des Moines, IA | 100 | 25 | October 2026 |
Counts of Google Maps listings from one search per city, up to 100 listings each.