Living in Old Green, OK: what to set up and who to call
Old Green has no town government of its own, so Adair County runs its elections and most services, and its children attend Westville Public Schools. Tap water in most of Old Green comes from Westville Utility Authority, 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.
I’m new in town
What to set up in Old Green, 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 Old Green.
Power comes from Northeast Oklahoma Electric
Northeast Oklahoma Electric (Northeast Oklahoma Electric Co), a cooperative utility, serves all of Old Green. Its homes paid an average of 13.8¢ per kWh in 2025, about $156 a month (its average across Oklahoma).
Start or move service: www.neelectric.com · (918) 256-6405
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Westville Utility Authority
Westville Utility Authority supplies Old Green: about 70% of residents live in its service area. Adair Co RWD #5 serves another 20%. Adair Co RWD #3 serves another 10%. About 21% of homes are outside any mapped community water system, most likely on private wells, which EPA doesn’t regulate. It buys treated surface water (EPA lists Benton-Washington Regional Pwa as seller) and serves 1,596 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 Jan 2023–Dec 2025, 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. OK3000109.
3 home internet providers serve Old Green
100% of 120 addresses can get 100/20 Mbps; 100% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| OzarksGo | Fiber | 100% | 2,500/2,500 |
| AT&T | Fixed wireless | 27% | 25/3 |
| T-Mobile | Fixed wireless | 25% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Old Green’s trash rules yet
Pickup rules, the dump and recycling in Old Green.
Where your child goes to school
Public school districts and the school path by grade.
Old Green is in Westville Public Schools.
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.
No town hall: the county runs things
Old Green is unincorporated, so Adair County is the local government.
Election office: FVAP local election office directory, updated Feb 2018; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Sep 12, 2025.
Old Green is in ZIP code 74965
ZIP codes where Old Green residents live, with the share of the town in each.
| ZIP | Post office name | Share of Old Green | ZIP’s residents in Old Green |
|---|---|---|---|
| 74965 | Westville, OK | 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 Old Green
Who supplies Old Green’s drinking water, and has it had violations?
Westville Utility Authority (EPA ID OK3000109). 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 2023–Dec 2025), against a 15 ppb action level.
Who provides electricity in Old Green?
Northeast Oklahoma Electric (Northeast Oklahoma Electric Co), a cooperative utility. Its homes paid about 13.8¢ per kWh in 2025 (EIA).
What internet providers serve Old Green?
OzarksGo, AT&T, T-Mobile (FCC, as of December 2025).
What ZIP codes are in Old Green?
74965. Census 2020 ZIP Code Tabulation Areas.
What school district is Old Green in?
Westville Public Schools.
How do I register to vote in Old Green?
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, Adair 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: 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 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.