This weekend RadioShack Corp. hosted a grand opening for its newest store located at 8021 W. Florissant Ave. in the Buzz Westfall Plaza. The new location is one of 4 company-operated stores in the greater North County area and one of several company-operated RadioShack stores in Missouri. Nationwide, RadioShack operates approximately 4,450 company-operated stores, 1,400 dealer outlets, nearly 600 wireless phone kiosks and approximately 200 company-operated stores in Mexico.