Living in Carlisle, OK: what to set up and who to call
Carlisle has no town government of its own, so Sequoyah County runs its elections and most services, and its children attend Vian Public Schools. Tap water in Carlisle comes from Sequoyah Co. RWD #5, 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 Carlisle, 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 Carlisle.
Power comes from OG&E
OG&E (Oklahoma Gas & Electric Co.), an investor-owned utility, serves all of Carlisle. Its homes paid an average of 12.5¢ per kWh in 2025, about $131 a month (its average across Oklahoma).
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Sequoyah Co. RWD #5
Sequoyah Co. RWD #5 supplies almost all of Carlisle. It buys treated surface water (EPA lists Gore Pwa as seller) and serves 1,075 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 Jul–Dec 2025, was 0.0 ppb, below the 15 ppb action level that applied. The highest in five years was 3.0 ppb. 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. OK1021775.
8 home internet providers serve Carlisle
99% of 279 addresses can get 100/20 Mbps; 99% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Cookson Hills Connect | Fiber | 99% | 1,000/1,000 |
| Cross Telephone Company | DSL | 23% | 50/10 |
| Oklahoma Windstream | DSL, Fiber | 6% | 25/3 |
| Verizon | Fixed wireless | 52% | 300/20 |
| AT&T | Fixed wireless | 35% | 25/3 |
| T-Mobile | Fixed wireless | 33% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Carlisle’s trash rules yet
Pickup rules, the dump and recycling in Carlisle.
Where your child goes to school
Public school districts and the school path by grade.
Most of Carlisle (52%) is in Vian Public Schools; parts are in Gore Public Schools (47%).
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
Carlisle is unincorporated, so Sequoyah 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.
Carlisle spans 2 ZIP codes
ZIP codes where Carlisle residents live, with the share of the town in each.
| ZIP | Post office name | Share of Carlisle | ZIP’s residents in Carlisle |
|---|---|---|---|
| 74962 | Vian, OK | 87% | 9% |
| 74435 | Gore, OK | 13% | 2% |
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 Carlisle
Who supplies Carlisle’s drinking water, and has it had violations?
Sequoyah Co. RWD #5 (EPA ID OK1021775). 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 (Jul–Dec 2025), against a 15 ppb action level.
Who provides electricity in Carlisle?
OG&E (Oklahoma Gas & Electric Co.), an investor-owned utility. Its homes paid about 12.5¢ per kWh in 2025 (EIA).
What internet providers serve Carlisle?
Cookson Hills Connect, Cross Telephone Company, Oklahoma Windstream, Verizon, AT&T, T-Mobile (FCC, as of December 2025).
What ZIP codes are in Carlisle?
74962 (87%), 74435 (13%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Carlisle in?
Vian Public Schools. Parts of the city are in Gore Public Schools.
How do I register to vote in Carlisle?
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, Sequoyah 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.