Living in Carlyss, LA: what to set up and who to call
Carlyss has no town government of its own, so Calcasieu Parish runs its elections and most services, and its children attend Calcasieu Parish School District. Power in Carlyss comes from Jefferson Davis Elec Coop, a cooperative utility rather than a private company.
I’m new in town
What to set up in Carlyss, 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 Carlyss.
Power comes from Jefferson Davis Elec Coop
Jefferson Davis Elec Coop (Jefferson Davis Elec Coop, Inc), a cooperative utility, serves all of Carlyss. Its homes paid an average of 14.8¢ per kWh in 2025, about $183 a month (its average across Louisiana).
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Calcasieu Parish Ww Dist 9 Carlyss water system
The Calcasieu Parish Ww Dist 9 Carlyss water system supplies Carlyss: about 81% of residents live in its service area. About 19% of homes are outside any mapped community water system, most likely on private wells, which EPA doesn’t regulate. It draws ground water and serves 14,502 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.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2022–Dec 2024, 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 (EPA’s estimate). Violations are counted by the start of their compliance period. LA1019116.
6 home internet providers serve Carlyss
75% of 2,284 addresses can get 100/20 Mbps; 56% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Fastwyre Broadband | Fiber, DSL | 78% | 100/100 |
| Optimum | Cable | 18% | 940/35 |
| AT&T | Fixed wireless, DSL | 6% | 25/3 |
| Verizon | Fixed wireless | 44% | 300/20 |
| T-Mobile | Fixed wireless | 20% | 100/20 |
| FulAir | Fixed wireless | 16% | 25/10 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
The nearest public drop-off is 3 miles away
Pickup rules, the dump and recycling in Carlyss.
Aluminum Recycling Center of Sulphur
1628 East Napoleon Street, Sulphur, LA, 70663
This isn’t Carlyss’ own facility. Whether Carlyss residents may use it is the town’s rule: check the town’s office.
OpenStreetMap, as of Oct 9, 2026. © OpenStreetMap contributors.
Where your child goes to school
Public school districts and the school path by grade.
Carlyss is in Calcasieu Parish School District.
A−School gradeSee 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
Carlyss is unincorporated, so Calcasieu Parish is the local government.
Election office: FVAP local election office directory, updated Aug 2023; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Aug 3, 2026.
Carlyss is in ZIP code 70665
ZIP codes where Carlyss residents live, with the share of the town in each.
| ZIP | Post office name | Share of Carlyss | ZIP’s residents in Carlyss |
|---|---|---|---|
| 70665 | Sulphur, LA | 100% | 41% |
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 Carlyss
Who supplies Carlyss’ drinking water, and has it had violations?
The Calcasieu Parish Ww Dist 9 Carlyss water system (EPA ID LA1019116). 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 0.0 ppb (Jan 2022–Dec 2024), against a 15 ppb action level.
Who provides electricity in Carlyss?
Jefferson Davis Elec Coop (Jefferson Davis Elec Coop, Inc), a cooperative utility. Its homes paid about 14.8¢ per kWh in 2025 (EIA).
What internet providers serve Carlyss?
Fastwyre Broadband, Optimum, AT&T, Verizon, T-Mobile, FulAir (FCC, as of December 2025).
What ZIP codes are in Carlyss?
70665. Census 2020 ZIP Code Tabulation Areas.
What school district is Carlyss in?
Calcasieu Parish School District.
How do I register to vote in Carlyss?
In Louisiana you can register online until 20 days before Election Day, in person until 30 days before Election Day, or by mail (postmarked 30 days before). Elections here are run by the Calcasieu Parish Registrar of Voters. Check your registration at voterportal.sos.la.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 Aug 3, 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.