What are the transaction codes that are used to create and change Customer master? | SAP-SD

 The following are certain T-codes used to create and manipulate Customer master:
?    XD01 — Creates a customer
?    XD02— Changes a customer
?    XD03— Displays a customer
?    XD04— Changes customer changes centrally
?    XD05- Blocks a customer centrally
?    XD06— Marks a customer for deletion
?    XD07— Changes a customer Account Group
?    XD99— Maintains customer maintenance
?    XDN1 — Maintains number ranges for a customer.