Ohio Oil Company Building · Photo: Andrew Farkas · CC BY-SA 3.0Living in Casper, WY: what to set up and who to call
Most mail in Casper goes to 82601 (37% of residents), one of 3 ZIP codes in town. Most homes in Casper have two wired internet choices, Mountain West Technologies and Spectrum.
I’m new in town
What to set up in Casper, 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 Casper.
Power comes from Rocky Mountain Power
Rocky Mountain Power (PacifiCorp), an investor-owned utility, serves all of Casper. 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.
Water comes from City of Casper water system
The City of Casper water system supplies almost all of Casper. It buys treated surface water (EPA lists Central Wy Regional Water System Jpb as seller) and serves 59,000 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 90% of the 597 systems serving 50,001–100,000 people.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2024–Dec 2026, was 1.0 ppb, below the 15 ppb action level that applied. That’s lower than 57% 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. WY5601415.
9 home internet providers serve Casper
100% of 21,819 addresses can get 100/20 Mbps; 86% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Mountain West Technologies | Fixed wireless, Fiber | 100% | 300/50 |
| Spectrum | Cable, Fiber | 97% | 1,000/35 |
| Visionary Broadband | Fixed wireless, Fiber | 83% | 5,000/5,000 |
| Bluepeak | Fiber | 70% | 5,000/5,000 |
| CenturyLink | DSL, Fiber | 28% | 60/5 |
| AT&T | Fixed wireless | 63% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
Trash and recycling in Casper
Pickup days, the drop-off and recycling in Casper, from the town’s own site.
Casper Regional Solid Waste Facility
1886 Station Rd. Casper, WY 82609
We couldn’t find its opening hours.
Sorted recycling
Separate your recyclables by material.
- Aluminum beverage cans
- Magazines and catalogs
- Cereal boxes, cracker boxes, and single layer paper board
- White paper and pastel paper
- Tin and steel cans
From casperwy.gov, the town’s official site, checked Oct 21, 2026. Rules change: the town’s page is the last word. .
Where your child goes to school
Public school districts and the school path by grade.
Casper is in Natrona County School District 1.
CSchool 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 Jun 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Casper spans 3 ZIP codes
ZIP codes where Casper residents live, with the share of the town in each.
| ZIP | Post office name | Share of Casper | ZIP’s residents in Casper |
|---|---|---|---|
| 82601 | Casper, WY | 37% | 80% |
| 82604 | Casper, WY | 32% | 71% |
| 82609 | Casper, WY | 32% | 99% |
82602, 82605 are P.O. box or single-organization ZIPs with no homes.
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 Casper
Who supplies Casper’s drinking water, and has it had violations?
The City of Casper water system (EPA ID WY5601415). It reported no health-based violations to EPA in the five years to October 2026; 90% of systems its size had none. Its latest lead 90th percentile was 1.0 ppb (Jan 2024–Dec 2026), against a 15 ppb action level.
Who provides electricity in Casper?
Rocky Mountain Power (PacifiCorp), an investor-owned utility. Its homes paid about 15.1¢ per kWh in 2025 (EIA).
What internet providers serve Casper?
Mountain West Technologies, Spectrum, Visionary Broadband, Bluepeak, CenturyLink, AT&T (FCC, as of December 2025).
What ZIP codes are in Casper?
82601 (37%), 82604 (32%), 82609 (32%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Casper in?
Natrona County School District 1.
How do I register to vote in Casper?
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 Natrona 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: Casper’s own website (casperwy.gov), read Oct 21, 2026, pickup and drop-off facts extracted and checked against the page they came from.
- 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.