Photo: Scoletti1 · CC BY-SA 4.0Living in Ammon, ID: what to set up and who to call
Ammon spans 2 ZIP codes; 83406 holds the most residents (86%). The nearest library is Bonneville County Library District, 1.3 miles away.
I’m new in town
What to set up in Ammon, 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 Ammon.
Power comes from Rocky Mountain Power
Rocky Mountain Power (PacifiCorp), an investor-owned utility, serves all of Ammon. Its homes paid an average of 13.5¢ per kWh in 2025, about $120 a month (its average across Idaho).
Start or move service: pacificorp.com · (888) 221-7070
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from City of Ammon water system
The City of Ammon water system supplies almost all of Ammon. It draws ground water and serves 17,338 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 Jul–Dec 2023, was 0.0 ppb, below the 15 ppb action level that applied. The highest in five years was 1.0 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. ID7100004.
10 home internet providers serve Ammon
100% of 5,672 addresses can get 100/20 Mbps; 6% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Fybercom | Fixed wireless, Fiber | 100% | 500/500 |
| Sparklight | Cable, Fiber | 100% | 1,000/50 |
| CenturyLink | DSL, Fiber | 71% | 100/10 |
| Quantum Fiber | Fiber | 8% | 2,000/1,000 |
| Rise Broadband | Fixed wireless | 97% | 100/20 |
| White Cloud Communications | Fixed wireless | 96% | 200/50 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Ammon’s trash rules yet
Pickup rules, the dump and recycling in Ammon.
Where your child goes to school
Public school districts and the school path by grade.
Ammon is in Bonneville Joint School District 93.
B+School gradeSee 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 Jul 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Sep 12, 2025.
Ammon spans 2 ZIP codes
ZIP codes where Ammon residents live, with the share of the town in each.
| ZIP | Post office name | Share of Ammon | ZIP’s residents in Ammon |
|---|---|---|---|
| 83406 | Idaho Falls, ID | 86% | 80% |
| 83401 | Idaho Falls, ID | 14% | 5% |
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 Ammon
Who supplies Ammon’s drinking water, and has it had violations?
The City of Ammon water system (EPA ID ID7100004). 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 (Jul–Dec 2023), against a 15 ppb action level.
Who provides electricity in Ammon?
Rocky Mountain Power (PacifiCorp), an investor-owned utility. Its homes paid about 13.5¢ per kWh in 2025 (EIA).
What internet providers serve Ammon?
Fybercom, Sparklight, CenturyLink, Quantum Fiber, Rise Broadband, White Cloud Communications (FCC, as of December 2025).
What ZIP codes are in Ammon?
83406 (86%), 83401 (14%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Ammon in?
Bonneville Joint School District 93.
How do I register to vote in Ammon?
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 Bonneville 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.