When you search a domain name in .PK extension with 3 Characters, it will show that domain is available to register. But in fact you cannot register a .PK Domain in 3 characters. Minimun Character count for registering .PK Extension Domain is 4. Whereas you can register even Single Character domain name in .COM.PK, .NET.PK, .ORG.PK, .WEB.PK, .FAM.PK, .BIZ.PK if available. PK Domain Price with International Billing Address is higher. For more details contact us.