Living in Warner, WI: what to set up and who to call
Power in Warner comes from Clark Electric Coop, a cooperative utility rather than a private company. Warner runs its own elections, so the Town of Warner Clerk, not a county office, keeps the voter rolls.
I’m new in town
What to set up in Warner, and who provides it. Tap an answer for the details and where they come from.
Power, water and internet
Who to call to start service at a new address in Warner.
Power comes from Clark Electric Coop
Clark Electric Coop (Clark Electric Coop - (WI)), a cooperative utility, serves all of Warner. Its homes paid an average of 14.4¢ per kWh in 2025, about $178 a month (its average across Wisconsin).
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Greenwood Waterworks
Greenwood Waterworks supplies Warner: about 0% of residents live in its service area. About 100% of homes are outside any mapped community water system, most likely on private wells, which EPA doesn’t regulate. It draws ground water and serves 1,079 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 78% of the 7,966 systems serving 1,001–3,300 people.
The latest lead result on file, the 90th percentile of homes sampled in Jun–Sep 2023, was 0.0 ppb, below the 15 ppb action level that applied. Results below detection are reported as 0, so 0 doesn’t mean no lead at any tap.
The system’s full record: EPA ECHO report
EPA SDWIS via Envirofacts (violations pulled Oct 9, 2026) and ECHO (lead samples, 2026Q3); service area: EPA Community Water System Service Area Boundaries v3.0 (EPA’s estimate). Violations are counted by the start of their compliance period. WI6100328.
4 home internet providers serve Warner
87% of 264 addresses can get 100/20 Mbps; 2% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| TDS Telecom | DSL, Fiber | 59% | 50/10 |
| Country Wireless | Fixed wireless | 86% | 100/100 |
| Verizon | Fixed wireless | 36% | 300/20 |
| T-Mobile | Fixed wireless | 3% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Warner’s trash rules yet
Pickup rules, the dump and recycling in Warner.
Where your child goes to school
Public school districts and the school path by grade.
Most of Warner (99%) is in Greenwood School District.
Test scores and every school: see Schools →U.S. Department of Education, NCES Common Core of Data, 2024–25. Enrollment rules and registration are the district’s.
Town hall and registering to vote
Who to call, and how to register.
Election office: FVAP local election office directory, updated May 2026; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Warner spans 2 ZIP codes
ZIP codes where Warner residents live, with the share of the town in each.
| ZIP | Post office name | Share of Warner | ZIP’s residents in Warner |
|---|---|---|---|
| 54437 | Greenwood, WI | 93% | 18% |
| 54460 | Owen, WI | 7% | 2% |
Census 2020 ZIP Code Tabulation Areas, by census block; post office names: GeoNames (CC BY 4.0). ZIPs created since 2020 are missing.
Getting around, the ER and the library
One line each; the subject pages have the rest.
ER: CMS hospital data. Library: IMLS Public Libraries Survey, FY2024.
Questions about living in Warner
Who supplies Warner’s drinking water, and has it had violations?
Greenwood Waterworks (EPA ID WI6100328). It reported no health-based violations to EPA in the five years to October 2026; 78% of systems its size had none. Its latest lead 90th percentile was 0.0 ppb (Jun–Sep 2023), against a 15 ppb action level.
Who provides electricity in Warner?
Clark Electric Coop (Clark Electric Coop - (WI)), a cooperative utility. Its homes paid about 14.4¢ per kWh in 2025 (EIA).
What internet providers serve Warner?
TDS Telecom, Country Wireless, Verizon, T-Mobile (FCC, as of December 2025).
What ZIP codes are in Warner?
54437 (93%), 54460 (7%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Warner in?
Greenwood School District.
How do I register to vote in Warner?
In Wisconsin you can register online until 20 days before Election Day, in person up to and including Election Day, or by mail (postmarked 20 days before). Elections here are run by the Town of Warner Clerk. Check your registration at myvote.wi.gov.
Sources & dates
Every answer above names its source. Here they are with their dates.
- Water: EPA SDWIS (Envirofacts, pulled Oct 9, 2026), ECHO SDWA 2026Q3, EPA CWS Service Area Boundaries v3.0.
- Power: HIFLD Electric Retail Service Territories (map Aug 2023); EIA-861 final 2025.
- Trash: OpenStreetMap, Geofabrik extract of Oct 9, 2026. © OpenStreetMap contributors (ODbL).
- ZIP codes: Census 2020 ZCTA relationship files; GeoNames postal codes (CC BY 4.0).
- Schools: NCES Common Core of Data, 2024–25.
- Registration: vote.gov, updated Nov 18, 2024 (read Oct 10, 2026). Official sites and area codes: Wikidata.
- Election office: FVAP local election office directory (fetched Oct 10, 2026; each record dated), EAC EAVS 2024 jurisdictions; registration and lookup links from vote.gov’s state data, checked Oct 10, 2026.
- Internet: FCC National Broadband Map, as of December 2025.