T-Mobile offers ticketless check-in via MMS
Slashphone.com – T-Mobile Start Ticketless check-in with MMS – mobile phone reviews, news, community
Anyone who registers for the new service in the online flight reservation will receive his or her boarding card around three hours before take-off, in the form of a 2D barcode sent to his or her mobile handset. Using this barcode, dba customers can go directly to the departure gate, where the barcode is read by a scanner.