A:
BD media does have region codes. The region codes for BD media use letters to indicate a particular zone or region where the discs can be played.
The BD region codes are as follows:
Region A: North America, South America, U.S. Territories, Japan, South Korea, Taiwan, and other areas of Southeast Asia
Region B: Europe, Africa, Middle East, Australia, and New Zealand.
Region C: Asia (except for Japan, Korea, Taiwan, and other areas of Southeast Asia)
The Sony BDPS790 Blu-ray Disc Player which are sold in the U.S support NTSC format discs. Also, it supports DVDs with Region Code of 1, or ALL and Blu-ray Discs with Region Code of A or ALL.