In Hawaii, Santa is called Kanakaloka!
Customs such as Mumming take place in some communities. On New Year's Day in Philadelphia there is a Mummer's Day parade which lasts over six hours! Clubs called "New Years Associations" perform in amazing costumes which take months to make. There are four categories (Comics, Fancies, String Bands, and Fancy Brigades) which are judged. You can find out more on the official website: www.phillymummers.com
In the Southwest USA, there are some special customs which have some similarities to those in parts of Mexico. These include 'luminarias' or 'farolitos' which are paper sacks partly filled with sand and then have a candle put in them. They are lit on Christmas Eve and are put the edges of paths. They represent 'lighting the way' for somewhere for Mary and Joseph to stay.
A popular food at Christmas in the Southwest USA are tamales. You can find out more about cHristmas traditions in the Southwest USA on www.lonestarwesterndecor.com/vibrant-christmas-traditions-of-the-southwest.html
Christmas Around the World