Electricity rates in 74833 — Castle, OK
Homes in ZIP 74833 pay about 12.0¢ per kWh (East Central Oklahoma Elec Coop Inc., 2024 average). The Oklahoma average is 14.8¢ and the U.S. average 18.2¢ (Aug 2026).
What a month of electricity costs
Monthly cost at the average price of 12.0¢ per kWh. Real bills add or subtract fixed charges, tiers, time-of-use and fuel adjustments.
Where ZIP 74833 is
Outlined: ZIP code area · scroll or pinch to zoomUtilities serving 74833
| Utility | Home price | Avg. bill | Customers in OK |
|---|---|---|---|
| East Central Oklahoma Elec Coop Inc. Cooperative | 12.0¢ 2024 | $137 | 33,358 |
| Canadian Valley Elec Coop, Inc. Cooperative | 11.9¢ 2024 | $152 | 24,605 |
| Oklahoma Gas & Electric Co. Investor Owned · serves Okfuskee County | 12.1¢ Jan–Aug 2026 | $125 | 710,123 |
| Public Service Co. of Oklahoma Investor Owned · serves Okfuskee County | 15.6¢ Jan–Aug 2026 | $133 | 501,093 |
Utilities are matched to this ZIP code by NREL’s ZIP–utility table and the EIA service-territory list for Okfuskee County; county matches may serve only part of the area. Prices are each utility’s average residential revenue per kWh.
Oklahoma 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 West South Central region, which includes Arkansas, Louisiana, Oklahoma, Texas.
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 74833
How much does electricity cost in 74833?
About 12.0¢ per kWh for homes (East Central Oklahoma Elec Coop Inc., 2024 average, EIA). At 900 kWh a month that is roughly $108.
Who is the electric utility for 74833?
East Central Oklahoma Elec Coop Inc., with about 33,358 residential customers in Oklahoma; 3 other utilities also serve parts of the area.
Is electricity in OK getting more expensive?
The Oklahoma residential average was 14.8¢ per kWh in August 2026, up 2.8% from a year earlier; the U.S. average was 18.2¢.