1st week of year 2257

Monday, December 29, 2256 — Sunday, January 4, 2257

• Monday, December 29, 2256
• Tuesday, December 30, 2256
• Wednesday, December 31, 2256
• Thursday, January 1, 2257
• Friday, January 2, 2257
• Saturday, January 3, 2257
• Sunday, January 4, 2257