Yes, mail delivery will continue to operate normally on Christmas Eve. The postal service understands that many people rely on the mail for essential deliveries and correspondence, so they will do their best to ensure that mail is delivered as usual. However, there may be some delays or changes to the normal delivery schedule due to the increased volume of holiday packages and the reduced staff available during the holiday season. Overall, mail delivery will continue to operate on Christmas Eve, but it may take a bit longer than usual to receive your mail.