For the record, each Twitter account requires a Twitter ID. If you want to locate your own Twitter ID you have to check the URL that contains the RSS feed for your Twitter account. During the earlier years of Twitter, users and members’ IDs were attributed in sequence. Therefore, tracking the entirety of the Twitter accounts that were created is in fact trouble-free.
But the popularity of Twitter continues to attract more and more users. The need for system change in generating Twitter ID arose and the changes were initiated in November 2006. However, such change resulted in loopholes among the Twitter IDs that were actually used. To make this simple, the result is equal to the Twitter ID created for a new account and the total figure of the Twitter accounts. However, the issue of the real number for Twitter accounts is still unknown to the users as per the decision of Twitter Inc. Due to this event, Twitter names that have spaces cannot be used in registering a new Twitter
Changing Your Twitter ID
Your username ID in Twitter is as important as your identity. Your Twitter has the power to make you popular among other Twitter members. And if you are an online marketer, your Twitter ID will help your business grow even bigger. However, some unexpected events happen that require you to change your username.
And to change your ID, you have to login while you create a new account. Login happens at Twitter.com/mytwitterid and then change the username. After that, you have to logout again and go back to your original account. Then, edit the /Rick_Butts and make it /rickbutts.
Afterwards, you have to logout and then immediately login for the third time. Finally, go back to the account where you want to have a new username. This is done by typing /rickbutts1 and by editing it to /Rick_Butts to make sure no other user can take the new username.