If you’re Instagram Notes are being flooded with the ‘number trend’, you might be curious about the meaning of the secret code.
This April has seen a wave of netizens update their social media profiles with codes such as ‘o22’ and ‘o45’. These letter-number combinations started cropping up through Instagram Notes but have since made their way to bios and even have entire TikTok videos dedicated to them.
So, if you’re not yet in the loop but want to know what the viral trend means, we’ve done some digging.

What is the Instagram Notes number trend?
The latest Instagram trend sees users create a new Note that has a secret code in it. The code is representative of a letter of the alphabet. This is intended to represent the initial of your crush’s first name.
It’s a cute way to hint that you are crushing on someone without giving too much away. It has also been coopted by those in relationships, who are updating their bios to celebrate their partners.
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For example, the meaning of ‘o22’ is the letter ‘A’. So, if you were crushing on an Adam or in a relationship with an Abi, you could use the code ‘o22’ to express your heart’s desires.
Instagram Notes number trend decoded
For anyone wanting to get involved with this latest social media craze, you can participate by selecting one of the codes below and adding it to your profile. Here is the alphabet with their corresponding codes:
- A – o22
- B – o76
- C – o99
- D – o12
- E – o43
- F – o98
- G – o24
- H – o34
- I – o66
- J – o45
- K – o54
- L – o84
- M – o33
- N – o12
- O – o89
- P – o29
- Q – o38
- R – o56
- S – o23
- T – o65
- U – o41
- V – o74
- W – o77
- X – o39
- Y – o26
- Z – o10
The Instagram Notes number trend isn’t the only social media craze en vogue this April.
A special Barbie Instagram filter became popular after the movie trailer released. Netizens could use the filter to make themselves one of the Barbie dolls, as seen on the movie’s promotional posters.
Another of our favorite trends centered on working out your birthday moon phase. Last month, we then saw TikTok users flock to the stars to enhance their dating life. Matching moon phases became a popular way to figure out if you were compatible with your crush.
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