SELECT COUNT("Frequency MHz") FROM table_38708 WHERE "Call sign" = 'w264bg'
How much Frequency MHz has a Call sign of w264bg?
CREATE TABLE table_38708 (
    "Call sign" text,
    "Frequency MHz" real,
    "City of license" text,
    "ERP W" real,
    "Class" text,
    "FCC info" text
)