News What’s open and closed on New Year’s (and the day after): What to know about banks, post offices, more December 29, 2022 Camille Fine, USA TODAY Comments Off on What’s open and closed on New Year’s (and the day after): What to know about banks, post offices, more Most banks and mail services will not open the Monday after New Year's Day. Check to see store, bank, mail and more details on what's open and closed.