Recorded in several spellings including Langston and Langstone, this is an English surname. It is of locational origin from any of various places so called but specifically Langston in the counties of Devonshire and Hampshire.
Use Speed dial to call a phone number with a single tap. 1  Open the Phone app. 2  Tap. 3  You can also press and hold an unassigned key on the dialpad, and then tap Yes. 4  Select a contact from the list. 5  On the Speed dial screen, choose the phone number of the contact to use, and a speed dial key to assign. 6  Tap Save.
To set up Speed Dial 30: Lift the receiver and listen for the dial tone. Press *75 and listen for the stutter dial tone. Enter a speed dial digit between 20 and 49. Dial the phone number you would like the digits to represent. Listen for the voice prompt confirmation.