WAAS is North America only, because that's the specific name of the local system. The generic term is SBAS, which works in Europe, Japan, India, Russia, China a

WAAS is North America only, because that's the specific name of the local system. The generic term is SBAS, which works in Europe, Japan, India, Russia, China and soon also Australia and parts of Africa. It's used by modern airplanes to do GPS (GNSS) approaches, so expect it to be rolled out everywhere over time. Some systems/countries are listed here: https://en.wikipedia.org/wiki/GNSS_augmentation https://en.wikipedia.org/wiki/GNSS_augmentation