Newcastle, Texas · TNMP territory

Start electricity service in Newcastle

New move? First-time customer? You shop the retail provider — not the utility. TNMP runs the wires; you pick who sells you the energy. Same-day activation is available in most Newcastle ZIPs.

Plans available 107+ on the TNMP grid
Lowest rate 7.7¢ per kWh at 1,000 kWh
Activation Same-day if you order by 4-5 PM CT

For the full 4-step ordering process (TDU confirmation → compare on real usage → pick a plan → place the order), see the Start Service hub. The same steps apply in Newcastle on the TNMP grid.

Newcastle fast facts

County
Young County
TDU
TNMP
Sample ZIP
76372
TNMP outage / switch-hold line
1-888-866-7456

FAQ

How fast can I get service started in Newcastle?
Most retail providers offer same-day activation if you order before their cutoff (4-5 PM Central). Standard new-service activation runs 1 business day on the TNMP grid.
Do I need a deposit to start service in Newcastle?
Many no-deposit and prepaid plans skip the credit check. Standard postpaid plans run a soft credit check; if you have thin or low credit, expect $100-400 (refunded after 12 months on time). We flag no-deposit options on every plan card.
Who is the TDU for Newcastle?
TNMP owns and maintains the wires in Newcastle. They charge a fixed delivery fee that's the same regardless of which retail provider you pick. The retail provider sets the energy rate.
What's the average rate in Newcastle?
About 12.5¢/kWh at 1,000 kWh. The lowest available plan on the TNMP grid is currently 7.7¢/kWh.