Wilhelm Pelster House-Barn · Photo: Michael.w.pelster · CC BY-SA 4.0Living in Leslie, MO: what to set up and who to call
An EPA health-based violation from 2026 is still open for Franklin County Pwsd 4, which supplies Leslie. The nearest emergency room is Mercy Hospital Washington, 15.5 miles away.
I’m new in town
What to set up in Leslie, 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 Leslie.
Power comes from Union Electric
Union Electric (Union Electric Co - (MO)), an investor-owned utility, serves all of Leslie. Its homes paid an average of 13.3¢ per kWh in 2025, about $137 a month (its average across Missouri).
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Franklin County Pwsd 4
Franklin County Pwsd 4 supplies almost all of Leslie. It draws ground water and serves 760 people in all.
1 health-based violation reported to EPA in the five years to October 2026: a groundwater treatment requirement (Groundwater Rule), beginning Apr 2026. 78% of the 5,327 systems serving 501–1,000 people had none. 1 older violation is still open, since 2026: a groundwater treatment requirement (Groundwater Rule), per EPA’s records.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2022–Dec 2024, was 2.9 ppb, below the 15 ppb action level that applied. That’s higher than 81% of similar systems’ latest results.
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. MO6024214.
Which providers serve Leslie
This card will list the home internet providers the FCC’s National Broadband Map shows in Leslie, the share of addresses that can get 100/20 Mbps and the share with fiber, with the map’s “as of” date.
Source to come: FCC Broadband Data Collection.
We don’t have Leslie’s trash rules yet
Pickup rules, the dump and recycling in Leslie.
Where your child goes to school
Public school districts and the school path by grade.
Leslie is in Union R-XI 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 Aug 2019; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Leslie is in ZIP code 63056
ZIP codes where Leslie residents live, with the share of the town in each.
| ZIP | Post office name | Share of Leslie | ZIP’s residents in Leslie |
|---|---|---|---|
| 63056 | Leslie, MO | 100% | 7% |
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 Leslie
Who supplies Leslie’s drinking water, and has it had violations?
Franklin County Pwsd 4 (EPA ID MO6024214). It reported 1 health-based violation to EPA in the five years to October 2026: a groundwater treatment requirement (Groundwater Rule). 78% of systems its size had none. Its latest lead 90th percentile was 2.9 ppb (Jan 2022–Dec 2024), against a 15 ppb action level.
Who provides electricity in Leslie?
Union Electric (Union Electric Co - (MO)), an investor-owned utility. Its homes paid about 13.3¢ per kWh in 2025 (EIA).
What ZIP codes are in Leslie?
63056. Census 2020 ZIP Code Tabulation Areas.
What school district is Leslie in?
Union R-XI School District.
How do I register to vote in Leslie?
In Missouri you can register online until 27 days before Election Day, in person until 27 days before Election Day, or by mail (postmarked 27 days before). Elections here are run by the Franklin. Check your registration at voteroutreach.sos.mo.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): pending.