Photo: Karen Apricot New Orleans · CC BY-SA 2.0Living in Dulac, LA: what to set up and who to call
Dulac has no town government of its own, so Terrebonne Parish runs its elections and most services, and its children attend Terrebonne Parish School District. Most of Dulac has one wired internet choice: Spectrum.
I’m new in town
What to set up in Dulac, 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 Dulac.
Power comes from Entergy Louisiana
Entergy Louisiana (Entergy Louisiana LLC), an investor-owned utility, serves all of Dulac. Its homes paid an average of 11.9¢ per kWh in 2025, about $147 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 Houma Water Treatment Service Area
Houma Water Treatment Service Area supplies almost all of Dulac. It draws surface water (EPA lists Schriever Water Treatment Service Area as seller) and serves 11,658 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 2024–Dec 2026, was 2.0 ppb, below the 15 ppb action level that applied. That’s higher than 65% 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. LA1109001.
4 home internet providers serve Dulac
95% of 864 addresses can get 100/20 Mbps; 0% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Spectrum | Cable, Fiber | 92% | 1,000/1,000 |
| AT&T | DSL, Fixed wireless, Fiber | 35% | 10/1 |
| Verizon | Fixed wireless | 74% | 300/20 |
| T-Mobile | Fixed wireless | 5% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Dulac’s trash rules yet
Pickup rules, the dump and recycling in Dulac.
Where your child goes to school
Public school districts and the school path by grade.
Dulac is in Terrebonne Parish School District.
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
Dulac is unincorporated, so Terrebonne Parish is the local government.
Election office: FVAP local election office directory, updated Aug 2021; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Aug 3, 2026.
Dulac spans 2 ZIP codes
ZIP codes where Dulac residents live, with the share of the town in each.
| ZIP | Post office name | Share of Dulac | ZIP’s residents in Dulac |
|---|---|---|---|
| 70353 | Dulac, LA | 89% | 100% |
| 70363 | Houma, LA | 11% | 1% |
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 Dulac
Who supplies Dulac’s drinking water, and has it had violations?
Houma Water Treatment Service Area (EPA ID LA1109001). 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 2.0 ppb (Jan 2024–Dec 2026), against a 15 ppb action level.
Who provides electricity in Dulac?
Entergy Louisiana (Entergy Louisiana LLC), an investor-owned utility. Its homes paid about 11.9¢ per kWh in 2025 (EIA).
What internet providers serve Dulac?
Spectrum, AT&T, Verizon, T-Mobile (FCC, as of December 2025).
What ZIP codes are in Dulac?
70353 (89%), 70363 (11%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Dulac in?
Terrebonne Parish School District.
How do I register to vote in Dulac?
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 Terrebonne 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.