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PSO (AEP) electric rates

Updated October 7, 2026 · Source: EIA Form 861 (2024)

Investor-owned utility serving 501,093 homes in Oklahoma.

Your rate

12.73¢per kWh, average residential rate 23% lower than the U.S. average (16.4¢)

$133average monthly bill$1,598 a year

1,047kWh used per month, average home

+34%rate change since 2020U.S. average: +28%

Estimate your bill

Electricity you use each month (kWh)

It's on your bill, usually near the top. Starting at 1,047 kWh, the average for PSO (AEP) homes.

kWh

$133 a month

$12 fixed charge + 11.6¢ × 1,047 kWh

This is an estimate. Uses the EIA average rate with a nominal $12 fixed charge; real tariffs have tiers, time-of-use pricing and riders. Your bill also includes taxes and fuel adjustments that change month to month.

Rate cases

No rate case on file for PSO (AEP) right now. We check regulator dockets weekly; last check October 7, 2026. Know of one?

Rate history

PSO (AEP)'s average rate is up 34% since 2020, versus +28% for the U.S. average.

Average residential revenue per kWh, EIA-861. Includes delivery and, where the utility sells it, supply.

Rebates for heat pumps, batteries and EV chargers

We haven't found utility-level rebates for PSO (AEP) yet. Check Oklahoma programs or read what's left after the federal credits ended.

About PSO (AEP)

Legal name: Public Service Co of Oklahoma (American Electric Power)
Ownership: Investor Owned
Homes served: 501,093 residential customers (2024)
Grid operator: SWPP
Retail choice: No — one bundled rate
Data: EIA-861 2024, released October 7, 2026; rate cases checked October 7, 2026

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