Compare rates and terms from certified suppliers in Nantucket, Massachusetts.
National Grid (Nantucket Electric) still delivers your power.
Cancel rate monitoring anytime.
You'll need your National Grid (Nantucket Electric) account number. Takes about 2 minutes.
Rates are checked daily. If a plan beats your utility's rate, you're switched automatically — it kicks in at your next meter read.
Rates are checked every day. When your contract's up, you're moved to the next best deal. You don't have to do anything.
"Everything on the island is expensive. Nice to have at least one bill go down for once."
"Have a rental property here. Lower rate helps keep costs reasonable for guests too."
"Island winters with electric heat are rough. Switching helped take some edge off the bills."
We rank National Grid (Nantucket Electric) competitive supply plans by total monthly bill at your usage — customer charges and fees included — so the cheapest one wins on real math, not marketing. Enter your typical monthly usage and we'll show the all-in cost for every available plan. How we calculate.
The questions our readers actually ask
Three questions, three widgets. Every number below comes from National Grid (Nantucket Electric)'s official tariff on file with the Massachusetts Department of Public Utilities (DPU), aggregated by NREL's U.S. Utility Rate Database — not marketing math.
Year-by-year approved rates, fixed charges, and tariff filings since 2010.
Source: Tariff schedules filed with the Massachusetts Department of Public Utilities (DPU), indexed by NREL's U.S. Utility Rate Database (URDB). Individual tariff PDF links appear inside each chart and plan card above.
Compare all National Grid (Nantucket Electric) supplier rates available in Nantucket
ZIP code 02564 is in the National Grid (Nantucket Electric) service area. Explore more electricity options for Nantucket residents.
Looking for more options? Visit the Nantucket electricity page to see all ZIP codes and compare rates for the entire city.
The cheapest electricity rates in ZIP code 02564 typically range from 12-18¢/kWh for the supply portion of your bill. Massachusetts has higher electricity costs than most states, but National Grid (Nantucket Electric) customers in 02564 can still save by comparing suppliers. National Grid (Nantucket Electric) offers a Basic Service rate—if a competitive supplier beats that rate, you save money. Use the rate comparison tool above to see exact rates for ZIP 02564.
Rates are for supply only · Your National Grid (Nantucket Electric) delivery charges stay the same regardless of supplier
ZIP code 02564 is served by National Grid (Nantucket Electric) in Massachusetts. Competitive electricity rates are currently being updated for this area. Use the rate comparison tool above to check for the latest available plans.
Information verified July 2026 • Source: MA DPU
Smart Enroll is an automatic rate monitoring service for National Grid (Nantucket Electric) customers. Instead of manually comparing and switching suppliers, Smart Enroll monitors rates daily and switches you to better plans automatically.
Provide your name, email, and phone number so we can keep you informed when rates change or when we find a better deal.
Enter your account number (found on your bill) and service address. This connects your account to our rate monitoring system.
Sign the Letter of Authorization (LOA) to allow us to monitor rates and switch you to better plans when they become available. You stay in control—no surprise changes.
What happens after you enroll: We monitor MA DPU-licensed supplier rates daily. When we find a plan that saves you money, we handle the switch automatically. National Grid (Nantucket Electric) continues delivering your power—only the supply rate changes.
Smart Enroll works with suppliers licensed by the Massachusetts Department of Public Utilities (MA DPU). You can cancel monitoring anytime at no charge. If you cancel a supplier contract early, that supplier's early termination fee (if any) applies.
Guides written specifically for customers in your area.
Most MA switchers paid MORE than Basic Service. Massachusetts electricity deregulation lets you choose suppliers—but compare carefully.
