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 place a call using speed-dial code while on-hook, enter the speed-dial code and press Speed Dial. Step 2. To place a call using speed-dial while off-hook, perform these steps: 1  Lift the handset and press Speed Dial. 2  Enter the speed-dial code and press Speed Dial again to complete the call.