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James Rowley and Mary J. Blackaby HouseJames Rowley and Mary J. Blackaby House · Photo: Visitor7 · CC BY-SA 3.0
The Ontario handbook

Living in Ontario, OR: what to set up and who to call

Every home in Ontario is in ZIP code 97914. Ontario has a train station, Ontario Train Depot.

I’m new in town

What to set up in Ontario, and who provides it. Tap an answer for the details and where they come from.

Home services

Power, water and internet

Who to call to start service at a new address in Ontario.

Electricity

Power comes from Idaho Power

Idaho Power (Idaho Power Co), an investor-owned utility, serves all of Ontario. Its homes paid an average of 11.9¢ per kWh in 2025, about $129 a month (its average across Oregon).

Start or move service: idahopower.com · (800) 488-6151

Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.

Drinking water · reported to EPA

Water comes from City of Ontario water system

The City of Ontario water system supplies almost all of Ontario. It draws surface water and serves 14,465 people in all.

No health-based violations reported to EPA in the five years to October 2026, like 83% of the 3,525 systems serving 10,001–50,000 people.

Lead, 90th percentile2.1 ppb
015 ppb action level20

The latest lead result on file, the 90th percentile of homes sampled in Jan 2022–Dec 2024, was 2.1 ppb, below the 15 ppb action level that applied. That’s higher than 70% 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 (EPA’s estimate). Violations are counted by the start of their compliance period. OR4100587.

Internet

7 home internet providers serve Ontario

100% of 3,917 addresses can get 100/20 Mbps; 0% can get fiber.

ProviderTechnologyAddressesFastest (Mbps)
SparklightCable98%1,000/50
CenturyLinkDSL45%80/10
Anthem BroadbandFixed wireless84%100/20
Rise BroadbandFixed wireless79%50/10
VerizonFixed wireless47%300/20
T-MobileFixed wireless36%100/20

FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.

Trash & recycling

We don’t have Ontario’s trash rules yet

Pickup rules, the dump and recycling in Ontario.

Schools

Where your child goes to school

Public school districts and the school path by grade.

Ontario kids go to
K–1May Roberts Primary SchoolOntario School District 8
2–3Aiken Elementary SchoolOntario School District 8
6–8Ontario Middle SchoolOntario School District 8
9–12Ontario High SchoolOntario School District 8

Ontario is in Ontario School District 8.

B−School gradeSee Schools →

U.S. Department of Education, NCES Common Core of Data, 2024–25. Enrollment rules and registration are the district’s.

Government & voting

Town hall and registering to vote

Who to call, and how to register.

Election office: FVAP local election office directory, updated Jun 2023; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Oct 2, 2026.

ZIP codes & area codes

Ontario is in ZIP code 97914

ZIP codes where Ontario residents live, with the share of the town in each.

ZIPPost office nameShare of OntarioZIP’s residents in Ontario
97914Ontario, OR100%60%
Area code541Wikidata

Census 2020 ZIP Code Tabulation Areas, by census block; post office names: GeoNames (CC BY 4.0). ZIPs created since 2020 are missing.

Everyday places

Getting around, the ER and the library

One line each; the subject pages have the rest.

Train: OpenStreetMap (© OpenStreetMap contributors). ER: CMS hospital data. Library: IMLS Public Libraries Survey, FY2024.

Questions about living in Ontario

Who supplies Ontario’s drinking water, and has it had violations?

The City of Ontario water system (EPA ID OR4100587). It reported no health-based violations to EPA in the five years to October 2026; 83% of systems its size had none. Its latest lead 90th percentile was 2.1 ppb (Jan 2022–Dec 2024), against a 15 ppb action level.

Who provides electricity in Ontario?

Idaho Power (Idaho Power Co), an investor-owned utility. Its homes paid about 11.9¢ per kWh in 2025 (EIA).

What internet providers serve Ontario?

Sparklight, CenturyLink, Anthem Broadband, Rise Broadband, Verizon, T-Mobile (FCC, as of December 2025).

What ZIP codes are in Ontario?

97914. Census 2020 ZIP Code Tabulation Areas.

What school district is Ontario in?

Ontario School District 8.

How do I register to vote in Ontario?

In Oregon you can register online until 21 days before Election Day, in person until 21 days before Election Day, or by mail (postmarked 21 days before). Elections here are run by the Malheur County Clerk, Elections Office. Check your registration at sos.oregon.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 Oct 2, 2026 (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.