Unum
AvailableEV charging station in Portland, Maine, not on a charging network — 12 Level 2. US DOE AFDC station 207421.
At a glance
Unum is a public EV charging station at 2211 Congress St in Portland, Maine, not attached to a charging network. It has 12 charging ports (12 Level 2) with J1772 connectors. The US DOE registry lists it as available, open since Oct 7, 2020.
Station record
DOE registry record
| Field | Value |
|---|---|
| AFDC station ID | 207421 |
| Network | Non-networked |
| Status | Available (E) |
| Access | Public |
| Facility | Office building |
| Open date | Oct 7, 2020 |
| Last updated at source | Sep 14, 2026 |
Plugs
Connectors & pricing
- J1772 — The standard Level 1/2 AC connector.
Pricing: Free
Within ~15 km
Nearby charging
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What kind of charging does Unum offer?
Of its 12 ports, 12 are Level 2. Level 2 ports are 240-volt AC chargers, typically used where a car is parked for an hour or more. That is about 4.7 times the Maine average of 2.5 ports per station. The registry lists one connector type: J1772, the standard Level 1/2 AC connector. Pricing as reported to the registry: “Free”. The site is listed as a office building location. It is flagged as workplace charging.
How does Unum compare with other stations in Portland?
Portland has 60 charging stations in the DOE registry with 242 ports, the most of 136 cities and towns in Maine. Unum accounts for 5% of the charging ports in Portland. Statewide, Maine has 694 stations and 1,759 ports, the 27th-largest station count of the 51 states and DC. The biggest station in Maine, USM Parking Garage in Portland, has 58 ports.
Who operates Unum?
Unum is listed as non-networked: its chargers are not run through a charging-network account. Maine has 140 non-networked stations, 20% of its total.
What does the “Available” status mean?
“Available” means the station is open and in service according to the DOE registry. Its access code is public, meaning it is listed as open to any driver. It opened on Oct 7, 2020, one of 27 stations in Maine with a 2020 open date. The station's record was last updated at the source on Sep 14, 2026.
Frequently asked questions
How many chargers does Unum have?
Unum has 12 charging ports: 12 Level 2.
Does Unum have DC fast charging?
No. The registry lists no DC fast ports here; its 12 ports are all Level 2.
What connectors does Unum have?
Unum has J1772 connectors.
Is charging at Unum free?
Pricing as reported to the DOE registry: Free.
Is Unum open to the public?
Yes. Unum is listed with public access, and its status is available.
Where is Unum?
Unum is at 2211 Congress St, Portland, ME 04122. Its coordinates are 43.65366, -70.32620.
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Dataset updated . Source: US DOE Alternative Fuels Data Center station 207421, weekly full pull.
About this data
Source: US Department of Energy Alternative Fuels Data Center (AFDC) station registry, as published October 12, 2026 — ChargeCensus refreshes it weekly. See the methodology for how records are matched, cleaned and scored.
Cite as: ChargeCensus, “Unum, Portland, ME (AFDC station 207421)”, https://chargecensus.com/stations/maine/unum-207421 (data as of October 12, 2026).