Martin Luther King Jr. Day is a federal holiday, but some shipping and delivery services may still be operational. Here's what we know.

Will banks, post offices and shipping services be open on MLK Day? Here's what you need to know for Monday, Jan. 20.

Will Amazon, UPS, and FedEx ship packages on MLK Day? UPS pickup and delivery services will be closed on MLK Day, and store locations may also be closed. FedEx, however, will have modified pickup ...