Constellation
12 Month (No Min Usage Fee)
Rate
14.30¢
Term
12 Months
$1000 kWh
$143
Rates as of July 2026 · verify on the EFL
- ✓ 30% green
Best for Reliability Constellation in Carrollton
Constellation in Carrollton.
Constellation has 3 plans live on the Oncor grid serving Carrollton. Lowest rate 14.30¢/kWh.
3.9 · Oncor grid · 135K residents · Denton County
Constellation in Carrollton
By the numbers.
Lowest here
14.30¢
Constellation in Carrollton
Carrollton avg
14.72¢
across all providers
Constellation plans
3
on Oncor
100% green
0
renewable plans
What you actually pay in Carrollton
Energy charge vs the wires.
Constellation's cheapest plan in Carrollton is 14.3¢/kWh all-in. That number is two parts: Constellation's energy charge, plus the Oncor delivery charge — the cost of the poles and wires, set by the PUCT and identical on every plan from every provider on this grid.
Constellation energy
10.1¢
Oncor delivery
4.2¢
All-in
14.3¢
At a typical 1,000 kWh month, that's about $143 — including the ~$3.42 Oncor meter charge. Because delivery is fixed, the only lever between providers in Carrollton is the energy charge. Constellation's best rate ranks #12 of 18 providers on the Oncor grid.
Top Constellation picks for Carrollton
Best Constellation plans here.
Constellation
12 Month GREEN (No Min Usage Fee)
Rate
15.30¢
Term
12 Months
$1000 kWh
$153
Rates as of July 2026 · verify on the EFL
- ✓ 30% green
Constellation
12Mo Usage Bill Credit + A/C Protection for 2 Units and HVAC Monitoring
Rate
15.30¢
Term
12 Months
$1000 kWh
$153
Rates as of July 2026 · verify on the EFL
- ✓ 30% green
Carrollton, Denton County — population 135K, sample ZIP 75006. Served by Oncor (outage line: 1-888-313-4747).
Switching in Carrollton
Same wires — new bill from Constellation.
Oncor owns the wires in Carrollton 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.
Constellation in Carrollton — FAQ
Common questions.
Does Constellation serve Carrollton, TX?
Yes. Constellation offers 3 plans in Carrollton on the Oncor grid, starting at 14.3¢/kWh all-in. Enrollment is online and service is delivered by Oncor.
What's the delivery charge in Carrollton?
Oncor charges about 4.2¢/kWh plus ~$3.42/month to deliver power in Carrollton. This is set by the PUCT and is identical on every plan — from Constellation or any other provider — so the only number that actually differs between providers is the energy charge.
Where does Constellation rank on price in Carrollton?
Constellation's lowest Carrollton rate ranks #12 of 18 providers serving the Oncor grid. The cheapest plan overall in Carrollton is 7.1¢/kWh; Constellation's best is 14.3¢/kWh.
How long does it take to switch to Constellation in Carrollton?
1 to 3 business days. Oncor keeps delivering power the whole time — no interruption, no new meter, no truck roll. Order before roughly 4–5 PM Central on a weekday and same-day switching is usually available.
More on Constellation
Explore Constellation.
Compare Constellation plans in Carrollton
See how Constellation's 3 plans stack up at your real Carrollton usage.
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How enrollment works
You pick the plan here. Enrollment finishes on our secure checkout — same rate, no markup. If you'd rather skip the ZIP entry, Live Link pulls your real usage from Smart Meter Texas in about 30 seconds. Same plans, same checkout, less typing.