Living in Cook, MN: what to set up and who to call
Tap water in Cook comes from the Cook water system, which has a clean five-year EPA record (about 22% of systems its size had a health-based violation) and a latest lead result below detection. Power in Cook comes from Lake Country Power, a cooperative utility rather than a private company.
I’m new in town
What to set up in Cook, 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 Cook.
Power comes from Lake Country Power
Lake Country Power (Lake Country Power), a cooperative utility, serves all of Cook. Its homes paid an average of 18.3¢ per kWh in 2025, about $160 a month (its average across Minnesota).
Start or move service: lakecountrypower.coop · (800) 421-9959
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Cook water system
The Cook water system supplies almost all of Cook. It draws ground water and serves 574 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 78% of the 5,327 systems serving 501–1,000 people.
The latest lead result on file, the 90th percentile of homes sampled in Jan–Jun 2026, 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. Violations are counted by the start of their compliance period. MN1690009.
6 home internet providers serve Cook
100% of 377 addresses can get 100/20 Mbps; 100% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Paul Bunyan Communications | Fiber | 100% | 1,000/1,000 |
| CenturyLink | DSL | 81% | 100/10 |
| CTC | Fiber | 3% | 1,000/1,000 |
| T-Mobile | Fixed wireless | 74% | 100/20 |
| Verizon | Fixed wireless | 71% | 300/20 |
| AT&T | Fixed wireless | 19% | 25/3 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Cook’s trash rules yet
Pickup rules, the dump and recycling in Cook.
Where your child goes to school
Public school districts and the school path by grade.
Cook is in St. Louis County 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 Sep 2017; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Cook is in ZIP code 55723
ZIP codes where Cook residents live, with the share of the town in each.
| ZIP | Post office name | Share of Cook | ZIP’s residents in Cook |
|---|---|---|---|
| 55723 | Cook, MN | 100% | 24% |
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 Cook
Who supplies Cook’s drinking water, and has it had violations?
The Cook water system (EPA ID MN1690009). 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 (Jan–Jun 2026), against a 15 ppb action level.
Who provides electricity in Cook?
Lake Country Power (Lake Country Power), a cooperative utility. Its homes paid about 18.3¢ per kWh in 2025 (EIA).
What internet providers serve Cook?
Paul Bunyan Communications, CenturyLink, CTC, T-Mobile, Verizon, AT&T (FCC, as of December 2025).
What ZIP codes are in Cook?
55723. Census 2020 ZIP Code Tabulation Areas.
What school district is Cook in?
St. Louis County School District.
How do I register to vote in Cook?
In Minnesota you can register online until 21 days before Election Day, in person up to and including Election Day, or by mail (received 21 days before). Elections here are run by the St. Louis County Auditor. Check your registration at mnvotes.sos.state.mn.us.
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.