Electricity rates in 82839 — Ranchester, WY
Homes in ZIP 82839 pay about 12.6¢ per kWh (Powder River Energy Corp, Jan–Aug 2026). The Wyoming average is 14.4¢ and the U.S. average 18.2¢ (Aug 2026).
What a month of electricity costs
Monthly cost at the average price of 12.6¢ per kWh. Real bills add or subtract fixed charges, tiers, time-of-use and fuel adjustments.
Where ZIP 82839 is
Outlined: ZIP code area · scroll or pinch to zoomUtilities serving 82839
| Utility | Home price | Avg. bill | Customers in WY |
|---|---|---|---|
| Powder River Energy Corp Cooperative | 12.6¢ Jan–Aug 2026 | $133 | 15,406 |
| Montana-Dakota Utilities Co. Investor Owned | 14.5¢ Jan–Aug 2026 | $100 | 14,706 |
| NorthWestern Energy LLC (MT) Investor Owned | 14.1¢ Jan–Aug 2026 | $94 | 294 |
Utilities are matched to this ZIP code by NREL’s ZIP–utility table and the EIA service-territory list for Sheridan County; county matches may serve only part of the area. Prices are each utility’s average residential revenue per kWh.
Wyoming price trend
Hover or tap the chart for exact monthly values. Source: EIA-861M (monthly, latest months preliminary); forecast: EIA Short-Term Energy Outlook (October 2026) for the Mountain region, which includes Arizona, Colorado, Idaho, Montana, Nevada, New Mexico, Utah, Wyoming.
Averages, not a quote. Prices here are what each utility’s residential customers paid on average (revenue ÷ kWh sold, fixed charges included), as reported to the U.S. Energy Information Administration. Your own rate depends on your plan, season and usage — check your bill or your utility’s tariff.
Questions about 82839
How much does electricity cost in 82839?
About 12.6¢ per kWh for homes (Powder River Energy Corp, Jan–Aug 2026, EIA). At 900 kWh a month that is roughly $113.
Who is the electric utility for 82839?
Powder River Energy Corp, with about 15,406 residential customers in Wyoming; 2 other utilities also serve parts of the area.
Is electricity in WY getting more expensive?
The Wyoming residential average was 14.4¢ per kWh in August 2026, up 0.7% from a year earlier; the U.S. average was 18.2¢.