WiseGuys has the Bon Iver pre-sale passcode: While this limited time presale opportunity exists, you have the chance to order Bon Iver show tickets before the public. Bon Iver presale passcode If you don't buy your tickets to Bon Iver's show in a city near you during the presale you might not be able to acquire them before they sell-out.
Here are the Bon Iver show details:

Bon Iver

(Presale begins in the local timezone of the show)
Sep 7 - Pacific Coliseum, Vancouver, Canada
Sep 10 - Theater of the Clouds at Moda Center, Portland, OR
Sep 12 - Chase Center, San Francisco, CA
Sep 15 - The Forum, Inglewood, CA
Oct 3 - Xcel Energy Center, Saint Paul, MN
Oct 4 - Allstate Arena, Rosemont, IL
Oct 6 - Scotiabank Arena,Toronto, Canada
Oct 8 - Schottenstein Center,Columbus, OH
Oct 11 - Barclays Center, Brooklyn, NY
Oct 15 - TD Garden, Boston, MA
Oct 19 - PNC Arena, Raleigh, NC

Onsale to General Public
Starts Fri, Jun 7 @ 11:00 am

American Express Presale
Starts Thu, Jun 6 @ 10:00 am
Ends Thu, Jun 6 @ 10:00 pm

You can use this presale codes and information to purchase tickets:

  • 8005253355 or AMEX - an American Express Card is required - more info here

Order tickets.

When a presale password is not in the system - verify that the presale is still valid: you might be looking at an old presale, finally keep in mind that there might be more than one presale - when there are a few boxes where pre-sale codes can be keyed in you might have to try a couple of combinations to find the right one.