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Constellation in Denison
Constellation has 2 plans live on the Oncor grid serving Denison. Lowest rate 12.70¢/kWh — about 2.5¢ below the Denison average.
Constellation in Denison
Top Constellation picks for Denison
Denison, Grayson County — population 25K, sample ZIP 75020. Served by Oncor (outage line: 1-888-313-4747).
Switching in Denison
Oncor owns the wires in Denison and processes the switch in 1-3 business days — no service interruption, no truck roll, no new equipment. Constellation files the switch on your behalf. Same-day if you order before 4-5 PM Central.
More on Constellation
See how Constellation's 2 plans stack up at your real Denison usage.