Lucky Numbers by Day of Birth
In the Thai thaksa system every day of birth has a kalakini (unlucky) digit that should not appear in your phone number, especially in the last seven digits. Choose your birth day below to see numbers without that digit (born on Wednesday between 18:00 and 05:59? Choose Wednesday night).
Sunday
6
Avoid 6 (Venus)
Monday
1
Avoid 1 (the Sun)
Tuesday
2
Avoid 2 (the Moon)
Wednesday (day)
3
Avoid 3 (Mars)
Wednesday night
5
Avoid 5 (Jupiter)
Thursday
7
Avoid 7 (Saturn)
Friday
8
Avoid 8 (Rahu)
Saturday
4
Avoid 4 (Mercury)
This analysis follows popular numerology texts; schools interpret numbers differently. Use it as guidance only.
Frequently asked questions
What is a kalakini digit?
The digit considered inauspicious for people born on a given day under the Thai thaksa system. People avoid it in phone numbers, licence plates and names.
Do the first three digits count?
The first three digits are a fixed network prefix, so most people only check the last seven — and so does this page.