The websites and apps for Stop & Shop and Hannaford remain offline due to a security breach.
In-store shopping and pharmacies are unaffected.
Both supermarket chains note that shoppers can use DoorDash, Instacart or Uber Eats.
A spokesman for parent company Ahold Delhaize has said there is no evidence that customer data was compromised.
The company says that they are offering a ten percent discount on the next purchase through this Thursday October 22.