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Rates are checked daily. If a plan beats your utility's rate, you're switched automatically — it kicks in at your next meter read.
Rates are checked every day. When your contract's up, you're moved to the next best deal. You don't have to do anything.
"Finally did this after putting it off forever. Took like 5 minutes. Winter bill was noticeably better than last year."
"Was nervous about switching but Duke still handles everything. Just paying less now. Should've done this sooner."
"Small apartment so savings aren't huge but still worth the few minutes to sign up."
The questions our readers actually ask
Three questions, three widgets. Every number below comes from Duke Energy Ohio's official tariff on file with the Public Utilities Commission of Ohio (PUCO), aggregated by NREL's U.S. Utility Rate Database — not marketing math.
Year-by-year approved rates, fixed charges, and tariff filings since 2010.
Source: Tariff schedules filed with the Public Utilities Commission of Ohio (PUCO), indexed by NREL's U.S. Utility Rate Database (URDB). Individual tariff PDF links appear inside each chart and plan card above.
The cheapest electricity rates in the Duke Energy Ohio service area typically range from 5-7¢/kWh for fixed-rate plans at 1,000 kWh monthly usage. Duke Energy Ohio delivers electricity throughout Southwestern Ohio, while competitive suppliers provide the generation. Rates come from PUCO-certified suppliers competing in the Duke Energy Ohio territory. Enter your ZIP code above to compare all available supplier rates for your address.
Rates vary by usage level and change daily · Compare today's rates for your exact address
Rates verified July 1, 2026 · Reviewed by Brad
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