Subway is offering 6″ sandwiches for just $4 for the entire month of February. This is valid on any 6″ sub there does not seem to be any sort of restriction placed on this in terms of what kind you can get.
This was just posted up on the Subway Facebook page because BC opened their 400th store.
The Fine Print
Additional charge for Extras. Plus tax, where applicable. Prices and participation may vary.