You may try to write an email/better official mail or even visit personally to local cellulars marketing teams to include wikipedia to the subscriptions. You may propose them as PR action: future-care, education-care name it. Trust me it may definetelly works.(I did it many times("tune up" some events) but I worked inside the cellular companies) The main problem may be is to the break the "first line" of "corporative bureaucracy" defence.