Living in Newcastle, OK: what to set up and who to call
The latest lead test reported by the Newcastle water system, which supplies Newcastle, came in at 22.5 ppb (Jan–Jun 2026), above the 15 ppb action level. Power in Newcastle comes from Oklahoma Electric Coop, a cooperative utility rather than a private company.
I’m new in town
What to set up in Newcastle, 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 Newcastle.
Power comes from Oklahoma Electric Coop
Oklahoma Electric Coop (Oklahoma Electric Coop Inc), a cooperative utility, serves all of Newcastle. Its homes paid an average of 12.9¢ per kWh in 2025, about $162 a month (its average across Oklahoma).
Start or move service: www.okcoop.org · (405) 321-2024
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Newcastle water system
The Newcastle water system supplies almost all of Newcastle. It buys treated surface water (EPA lists Oklahoma City as seller) and serves 7,900 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 80% of the 5,012 systems serving 3,301–10,000 people.
The latest lead result on file, the 90th percentile of homes sampled in Jan–Jun 2026, was 22.5 ppb, above the 15 ppb action level that applied. That’s higher than 100% 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. OK2004704.
8 home internet providers serve Newcastle
100% of 5,582 addresses can get 100/20 Mbps; 100% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| OEC Fiber | Fiber | 99% | 1,000/1,000 |
| Pioneer Telephone Cooperative | Fiber, DSL | 96% | 1,000/1,000 |
| AT&T | Fixed wireless, DSL, Fiber | 45% | 100/20 |
| Cox Communications | Fiber, Cable | 17% | 2,000/35 |
| Atlink Services | Fixed wireless | 100% | 100/20 |
| Verizon | Fixed wireless | 83% | 300/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
Republic Waste Management Services picks up trash in Newcastle
Pickup days, the drop-off and recycling in Newcastle, from the town’s own site.
We couldn’t find pickup days or drop-off hours. Check newcastleok.gov →
From newcastleok.gov, the town’s official site, checked Oct 23, 2026; pages dated July 1, 2025. Rules change: the town’s page is the last word. .
Where your child goes to school
Public school districts and the school path by grade.
Most of Newcastle (84%) is in Newcastle Public Schools; parts are in Blanchard Public Schools (9%) and Norman Public Schools (7%).
A−School gradeSee 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 Feb 2018; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Sep 12, 2025.
Newcastle spans 2 ZIP codes
ZIP codes where Newcastle residents live, with the share of the town in each.
| ZIP | Post office name | Share of Newcastle | ZIP’s residents in Newcastle |
|---|---|---|---|
| 73065 | Newcastle, OK | 87% | 98% |
| 73072 | Norman, OK | 13% | 3% |
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 Newcastle
Who supplies Newcastle’s drinking water, and has it had violations?
The Newcastle water system (EPA ID OK2004704). It reported no health-based violations to EPA in the five years to October 2026; 80% of systems its size had none. Its latest lead 90th percentile was 22.5 ppb (Jan–Jun 2026), against a 15 ppb action level.
Who provides electricity in Newcastle?
Oklahoma Electric Coop (Oklahoma Electric Coop Inc), a cooperative utility. Its homes paid about 12.9¢ per kWh in 2025 (EIA).
What internet providers serve Newcastle?
OEC Fiber, Pioneer Telephone Cooperative, AT&T, Cox Communications, Atlink Services, Verizon (FCC, as of December 2025).
What ZIP codes are in Newcastle?
73065 (87%), 73072 (13%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Newcastle in?
Newcastle Public Schools. Parts of the city are in Blanchard Public Schools and Norman Public Schools.
How do I register to vote in Newcastle?
In Oklahoma you can register online until 25 days before Election Day, in person until 25 days before Election Day, or by mail (received 25 days before). Elections here are run by the Secretary, McClain County Election Board. Check your registration at okvoterportal.okelections.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: Newcastle’s own website (newcastleok.gov), read Oct 23, 2026, pickup and drop-off facts extracted and checked against the page they came from.
- 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 Sep 12, 2025 (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.