There are some manufacturers that take those limits to be over 60K feet AND the mph limit. Others assume it to be OR. Spark Fun sells GPS modules which can be

There are some manufacturers that take those limits to be over 60K feet AND the mph limit. Others assume it to be OR. Spark Fun sells GPS modules which can be programmed, and interfaced with telemetry systems that send data back over radio so you can get it the entire time. They talk about GPS devices being "altitude safe". That seems to mean they work over 60K.