- Go to the contact you wish to edit.
- Click 'Edit'
- Click 'add new phone' OR click on the number to which you wish to add an extension.
- After the 10 digit phone number has been entered, click the +*# key.
- Click 'Pause'
- Enter the extension/password.
- Click 'Save'
iPhone: Saving Extensions
Have an iPhone? Need to save a phone number with an extension? There's an app for that...or actually, just a button.
When saving/adding a contact, there is a pause button on the symbol screen of the keypad, which can be used when needing to manipulate an automated message system. If you just save a phone number and extension together, the phone tries to dial all the numbers and the call fails; add in a pause to let the system connect, before an extension is dialed. This technique can also be used to automate password-protected voicemail systems (I lock my phone, so I figure I don't need my voicmail locked too). Here's the step-by-step: