GREENPORT - ? More Long Islanders are now saying that they were overcharged by LIPA and National Grid.

Newsday says a group of Greenport seniors claim they were overcharged tens of thousands of dollars.

The group includes residents who live in more than 100 retirement cottages and a senior apartment complex.

One Suffolk lawmaker is calling for the utilities to check their records for customers who may have been wrongly classified as commercial users.

More LIPA customers claim they've been overchargedCouple fights LIPA for monthly bills topping $800