Basically: http://www.amazon.com/Micro-SIM-Cutter-Converter-adapters/dp/B003UEWF8I http://www.amazon.com/Micro-SIM-Cutter-Converter-adapters/dp... Some cutters

Basically: http://www.amazon.com/Micro-SIM-Cutter-Converter-adapters/dp/B003UEWF8I http://www.amazon.com/Micro-SIM-Cutter-Converter-adapters/dp... Some cutters actually do a better job, since they create a "holder" that can be used to fit the nub back into an old-type slot. Otherwise, there's pre-made ones.