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Kirby Wyoming Jailhouse and Town Hall Building 120 E 4th StPhoto: PvtWm · CC BY-SA 4.0
The Kirby handbook

Living in Kirby, WY: what to set up and who to call

Tap water in Kirby comes from the Town of Kirby water system, which has a clean five-year EPA record (about 22% of systems its size had a health-based violation) and a latest lead result of 1.0 ppb. For emergencies, Kirby is closest to Hot Springs County Memorial Hospital, 10.8 miles away.

I’m new in town

What to set up in Kirby, and who provides it. Tap an answer for the details and where they come from.

Home services

Power, water and internet

Who to call to start service at a new address in Kirby.

Electricity

Power comes from Rocky Mountain Power

Rocky Mountain Power (PacifiCorp), an investor-owned utility, serves all of Kirby. Its homes paid an average of 15.1¢ per kWh in 2025, about $107 a month (its average across Wyoming).

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.

Drinking water · reported to EPA

Water comes from Town of Kirby water system

The Town of Kirby water system supplies Kirby: about 94% of residents live in its service area. About 6% of homes are outside any mapped community water system, most likely on private wells, which EPA doesn’t regulate. It buys treated ground water (EPA lists Town of Thermopolis and Big Horn Regional Jpb as sellers) and serves 70 people in all.

No health-based violations reported to EPA in the five years to October 2026, like 78% of the 11,392 systems serving <=100 people.

Lead, 90th percentile1.0 ppb
015 ppb action level20

The latest lead result on file, the 90th percentile of homes sampled in Jan–Jun 2026, was 1.0 ppb, below the 15 ppb action level that applied. The highest in five years was 28.0 ppb. That’s higher than 55% 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. WY5600236.

Internet

1 home internet providers serve Kirby

0% of 40 addresses can get 100/20 Mbps; 0% can get fiber.

ProviderTechnologyAddressesFastest (Mbps)
RT CommunicationsDSL, Fixed wireless100%50/50

FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.

Trash & recycling

We don’t have Kirby’s trash rules yet

Pickup rules, the dump and recycling in Kirby.

Trash, recycling and bulk pickupNot on fileOpenStreetMap lists no public drop-off in Kirby or within 5 miles (as of Oct 9, 2026); map coverage varies by town.
Schools

Where your child goes to school

Public school districts and the school path by grade.

Kirby kids go to
PK–4Ralph Witters Elementaryin Thermopolis
5–8Thermopolis Middle Schoolin Thermopolis
9–12Hot Springs County High Schoolin Thermopolis

Kirby is in Hot Springs County School District 1.

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.

Government & voting

Town hall and registering to vote

Who to call, and how to register.

Election office: FVAP local election office directory, updated Sep 2021; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.

ZIP codes & area codes

Kirby is in ZIP code 82430

ZIP codes where Kirby residents live, with the share of the town in each.

ZIPPost office nameShare of KirbyZIP’s residents in Kirby
82430Kirby, WY100%84%
Area code307Wikidata

Census 2020 ZIP Code Tabulation Areas, by census block; post office names: GeoNames (CC BY 4.0). ZIPs created since 2020 are missing.

Everyday places

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 Kirby

Who supplies Kirby’s drinking water, and has it had violations?

The Town of Kirby water system (EPA ID WY5600236). 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 1.0 ppb (Jan–Jun 2026), against a 15 ppb action level.

Who provides electricity in Kirby?

Rocky Mountain Power (PacifiCorp), an investor-owned utility. Its homes paid about 15.1¢ per kWh in 2025 (EIA).

What internet providers serve Kirby?

RT Communications (FCC, as of December 2025).

What ZIP codes are in Kirby?

82430. Census 2020 ZIP Code Tabulation Areas.

What school district is Kirby in?

Hot Springs County School District 1.

How do I register to vote in Kirby?

Wyoming has no online registration; you can register in person up to and including Election Day or by mail (received 14 days before). Elections here are run by the Hot Springs County Clerk. Check your registration at sos.wyo.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 Nov 18, 2024 (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.