In Asia, the digit 4 never appears in any Nokia handset model number, because 4 is considered unlucky in many parts of Southeast/East Asia.
78
It's bad luck to leave a house through a different door than the one used to come into it.
143
The superstitious symbolism of a black cat crossing one's path is dependent upon culture: some cultures consider this a sign of impending bad luck, while some cultures consider this a sign of impending good luck.
75
Placing keys on a table is considered unlucky. (Sweden)
3
An acorn at the window will keep lightning out
93
Breaking a mirror is said to bring bad luck for 7 years. To "undo" this, take the shards of glass and bury them underneath the moonlight. In ancient times, the mirror was said to be a window to the viewer's soul. If that mirror were to break, it would
123
Placing a hat on the bed is, apparently, bad luck. (South Carolina)
9
Before traveling a person should, apparently, sit on their luggage. (Russian)
117