Photo: Chetsford · CC BY-SA 4.0Living in Declo, ID: what to set up and who to call
Declo runs its own electric utility, City of Declo. Tap water in Declo comes from the City of Declo water system, which has a clean five-year EPA record (about 23% 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 Declo, 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 Declo.
Power comes from City of Declo
City of Declo (City of Declo - (ID)), a municipal utility, serves 97.6% of Declo residents.
Start or move service: (208) 654-2124
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from City of Declo water system
The City of Declo water system supplies almost all of Declo. It draws ground water and serves 300 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 77% of the 15,074 systems serving 101–500 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. The highest in five years was 2.0 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 (EPA’s estimate). Violations are counted by the start of their compliance period. ID5160012.
8 home internet providers serve Declo
100% of 144 addresses can get 100/20 Mbps; 65% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| ATC Communications | Fiber, Fixed wireless | 77% | 1,000/1,000 |
| CenturyLink | DSL | 65% | 10/1 |
| Anthem Broadband | Fixed wireless | 100% | 1,000/1,000 |
| Fybercom | Fixed wireless | 100% | 300/100 |
| White Cloud Communications | Fixed wireless | 100% | 200/50 |
| ETS Telco | Fixed wireless | 99% | 150/150 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Declo’s trash rules yet
Pickup rules, the dump and recycling in Declo.
Where your child goes to school
Public school districts and the school path by grade.
Declo is in Cassia County Joint School District 151.
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.
Town hall and registering to vote
Who to call, and how to register.
Election office: FVAP local election office directory, updated Aug 2023; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Sep 12, 2025.
Declo is in ZIP code 83323
ZIP codes where Declo residents live, with the share of the town in each.
| ZIP | Post office name | Share of Declo | ZIP’s residents in Declo |
|---|---|---|---|
| 83323 | Declo, ID | 100% | 17% |
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 Declo
Who supplies Declo’s drinking water, and has it had violations?
The City of Declo water system (EPA ID ID5160012). It reported no health-based violations to EPA in the five years to October 2026; 77% 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 Declo?
City of Declo (City of Declo - (ID)), a municipal utility.
What internet providers serve Declo?
ATC Communications, CenturyLink, Anthem Broadband, Fybercom, White Cloud Communications, ETS Telco (FCC, as of December 2025).
What ZIP codes are in Declo?
83323. Census 2020 ZIP Code Tabulation Areas.
What school district is Declo in?
Cassia County Joint School District 151.
How do I register to vote in Declo?
In Idaho you can register online until 11 days before Election Day, in person up to and including Election Day, or by mail (received 11 days before). Elections here are run by the Cassia County Clerk. Check your registration at elections.sos.idaho.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 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.