When it comes to masonry, the number 357 has a few different meanings. For starters, it could simply refer to the 3rd degree of Freemasonry - also known as Master Mason. In this context, the number 357 would represent the highest level that a mason can achieve. Alternately, some believe that the number represents the age of Jesus Christ when he was crucified - 33 years old plus 24 (the age Jesus was when he began his ministry). Others believe that357 is a code for certain secret phrases or words used by masons. Whatever the true meaning may be, it's clear that the number has significant importance to those in the masonry community.