Samsung SGH-T959ZKBTMK - Manual (Page 63)

Call Functions and Contacts List 59
Erasing the Call Log
You can delete either an individual call log entry or all current
entries from the Call logs list.
To clear a single entry from the list:
1. Touch and touch Call logs.
2. Touch and hold an entry and tap Delete.
To clear all entries from the list:
1. Touch and touch Call logs.
2. Press ➔ Delete.
3. Tap Select all ➔ Delete ➔ OK.