Just Energy
Smart Choice - 12
Rate
7.10¢
Term
12 Months
$1000 kWh
$71
Rates as of July 2026 · verify on the EFL
- ✓ 31% green
- ✓ $125 bill credit when you use 1000 kWh
- ✓ 60-Day Happiness Guarantee
Best for Reliability Just Energy in Lamar
Just Energy in Lamar.
Just Energy has 14 plans live on the Oncor grid serving Lamar. Lowest rate 7.10¢/kWh — about 7.6¢ below the Lamar average.
3.6 · Oncor grid · Aransas County
Just Energy in Lamar
By the numbers.
Lowest here
7.10¢
Just Energy in Lamar
Lamar avg
14.72¢
across all providers
Just Energy plans
14
on Oncor
100% green
0
renewable plans
What you actually pay in Lamar
Energy charge vs the wires.
Just Energy's cheapest plan in Lamar is 7.1¢/kWh all-in. That number is two parts: Just Energy'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.
Just Energy energy
2.9¢
Oncor delivery
4.2¢
All-in
7.1¢
At a typical 1,000 kWh month, that's about $71 — including the ~$3.42 Oncor meter charge. Because delivery is fixed, the only lever between providers in Lamar is the energy charge. Just Energy's best rate ranks #1 of 18 providers on the Oncor grid.
Top Just Energy picks for Lamar
Best Just Energy plans here.
Just Energy
Power Plus - 12
Rate
11.80¢
Term
12 Months
$1000 kWh
$118
Rates as of July 2026 · verify on the EFL
- ✓ 26% green
- ✓ $100 bill credit when you use 1000 kWh
- ✓ 60-Day Happiness Guarantee
Just Energy
Power Plus - 24
Rate
12.10¢
Term
24 Months
$1000 kWh
$121
Rates as of July 2026 · verify on the EFL
- ✓ 32% green
- ✓ $100 bill credit when you use 1000 kWh
- ✓ 60-Day Happiness Guarantee
Every Just Energy plan on Oncor
All 14 Just Energy plans in Lamar.
| # | Plan | Rate | |
|---|---|---|---|
| 1 | Smart Choice - 12 | 7.10¢ | View → |
| 2 | Power Plus - 12 | 11.80¢ | View → |
| 3 | Power Plus - 24 | 12.10¢ | View → |
| 4 | Smart Choice - 24 | 14.40¢ | View → |
| 5 | Basics - 24 | 16.80¢ | View → |
| 6 | Simple Choice- 24 | 16.90¢ | View → |
| 7 | Basics - 12 | 17.40¢ | View → |
| 8 | Simple Choice- 12 | 17.50¢ | View → |
| 9 | Renters Choice - 12 | 17.50¢ | View → |
| 10 | Simple Value - 24 | 17.70¢ | View → |
| 11 | Simple Value - 36 | 18.20¢ | View → |
| 12 | Mega Saver - 12 | 18.60¢ | View → |
| 13 | Mega Saver - 24 | 19.40¢ | View → |
| 14 | Simple Value - 12 | 20.50¢ | View → |
Lamar, Aransas County, sample ZIP 78382. Served by Oncor (outage line: 1-888-313-4747).
Switching in Lamar
Same wires — new bill from Just Energy.
Oncor owns the wires in Lamar and processes the switch in 1-3 business days — no service interruption, no truck roll, no new equipment. Just Energy files the switch on your behalf. Same-day if you order before 4-5 PM Central.
Just Energy in Lamar — FAQ
Common questions.
Does Just Energy serve Lamar, TX?
Yes. Just Energy offers 14 plans in Lamar on the Oncor grid, starting at 7.1¢/kWh all-in. Enrollment is online and service is delivered by Oncor.
What's the delivery charge in Lamar?
Oncor charges about 4.2¢/kWh plus ~$3.42/month to deliver power in Lamar. This is set by the PUCT and is identical on every plan — from Just Energy or any other provider — so the only number that actually differs between providers is the energy charge.
Where does Just Energy rank on price in Lamar?
Just Energy's lowest Lamar rate ranks #1 of 18 providers serving the Oncor grid. The cheapest plan overall in Lamar is 7.1¢/kWh; Just Energy's best is 7.1¢/kWh.
How long does it take to switch to Just Energy in Lamar?
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 Just Energy
Explore Just Energy.
Compare Just Energy plans in Lamar
See how Just Energy's 14 plans stack up at your real Lamar usage.
No spam · It's free · Takes 60 seconds
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.