Can you buy Instagram names?
Buying an Instagram Username There are numerous secondary markets where holders of good usernames can sell them for sums ranging from a few hundred dollars to tens of thousands. If the profile becomes “inactive,” you may be able to get the username.
Are there any 5 letter Instagram names left?
There’s approximately 60 million available possibilities[1] for a 5-letter username. Although, even for this, you’ll likely only be able to find one with uncommon letters like q, x, w, v, z, etc.