Bank of America employees are reminded every day of how far they still have to go. Just outside the elevators of their vast third-floor command center, attached to the wall, is a cardboard thermometer that shows them inching toward their goal of signing up 125,000 struggling borrowers for a federal program to modify their mortgages.

The company faces many of the same challenges as other major lenders addressing the foreclosure crisis. But with weeks remaining to meet the November deadline set by the Obama administration, Bank of America is trailing well behind the other large banks, according to Treasury Department data.