S. v. persepolis Ticehurst, 1928 from southern Iran's (Fars Province) is very similar to S. v. vulgaris , and it is not clear whether it is a distinct resident population or simply migrants from southeastern Europe.

Brew OS is used by Sprint Nextel, metroPCS, U.S. Cellular, Verizon, Syringa Wireless, Cricket Wireless, and AT T (in the HTC Freestyle) in the US and by the 3 network in much of Europe, the UK and Australia on many mobile phones produced especially for their network.