Frontier Utilities
Saver Plus 12
Rate
9.20¢
Term
12 Months
$1000 kWh
$92
Rates as of July 2026 · verify on the EFL
- ✓ 30% green
- ✓ $125 bill credit when your usage is at least 1000kWh
- ✓ 60 Day Happiness Guarantee
Best for Low Rates Frontier Utilities in Rainbow
Frontier Utilities in Rainbow.
Frontier Utilities has 6 plans live on the TNMP grid serving Rainbow. Lowest rate 9.20¢/kWh — about 5.5¢ below the Rainbow average.
4.3 · TNMP grid · Somervell County
Frontier Utilities in Rainbow
By the numbers.
Lowest here
9.20¢
Frontier Utilities in Rainbow
Rainbow avg
14.70¢
across all providers
Frontier Utilities plans
6
on TNMP
100% green
0
renewable plans
What you actually pay in Rainbow
Energy charge vs the wires.
Frontier Utilities's cheapest plan in Rainbow is 9.2¢/kWh all-in. That number is two parts: Frontier Utilities's energy charge, plus the TNMP delivery charge — the cost of the poles and wires, set by the PUCT and identical on every plan from every provider on this grid.
Frontier Utilities energy
3.9¢
TNMP delivery
5.3¢
All-in
9.2¢
At a typical 1,000 kWh month, that's about $92 — including the ~$7.85 TNMP meter charge. Because delivery is fixed, the only lever between providers in Rainbow is the energy charge. Frontier Utilities's best rate ranks #6 of 18 providers on the TNMP grid.
Top Frontier Utilities picks for Rainbow
Best Frontier Utilities plans here.
Frontier Utilities
Saver Value Plus 12
Rate
15.30¢
Term
12 Months
$1000 kWh
$153
Rates as of July 2026 · verify on the EFL
- ✓ 30% green
Frontier Utilities
Light Saver 12
Rate
16.70¢
Term
12 Months
$1000 kWh
$167
Rates as of July 2026 · verify on the EFL
- ✓ 30% green
- ✓ No gimmicks, no bill credits, fixed rate pricing
- ✓ 60 Day Happiness Guarantee
Every Frontier Utilities plan on TNMP
All 6 Frontier Utilities plans in Rainbow.
| # | Plan | Rate | |
|---|---|---|---|
| 1 | Saver Plus 12 | 9.20¢ | View → |
| 2 | Saver Value Plus 12 | 15.30¢ | View → |
| 3 | Light Saver 12 | 16.70¢ | View → |
| 4 | Saver Value 12 | 18.90¢ | View → |
| 5 | Saver Deluxe 12 | 19.20¢ | View → |
| 6 | Saver Premier 12 | 19.70¢ | View → |
Rainbow, Somervell County, sample ZIP 76077. Served by TNMP (outage line: 1-888-866-7456).
Switching in Rainbow
Same wires — new bill from Frontier Utilities.
TNMP owns the wires in Rainbow and processes the switch in 1-3 business days — no service interruption, no truck roll, no new equipment. Frontier Utilities files the switch on your behalf. Same-day if you order before 4-5 PM Central.
Frontier Utilities in Rainbow — FAQ
Common questions.
Does Frontier Utilities serve Rainbow, TX?
Yes. Frontier Utilities offers 6 plans in Rainbow on the TNMP grid, starting at 9.2¢/kWh all-in. Enrollment is online and service is delivered by TNMP.
What's the delivery charge in Rainbow?
TNMP charges about 5.3¢/kWh plus ~$7.85/month to deliver power in Rainbow. This is set by the PUCT and is identical on every plan — from Frontier Utilities or any other provider — so the only number that actually differs between providers is the energy charge.
Where does Frontier Utilities rank on price in Rainbow?
Frontier Utilities's lowest Rainbow rate ranks #6 of 18 providers serving the TNMP grid. The cheapest plan overall in Rainbow is 8.3¢/kWh; Frontier Utilities's best is 9.2¢/kWh.
How long does it take to switch to Frontier Utilities in Rainbow?
1 to 3 business days. TNMP 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 Frontier Utilities
Explore Frontier Utilities.
Compare Frontier Utilities plans in Rainbow
See how Frontier Utilities's 6 plans stack up at your real Rainbow 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.