Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_40243 ( "Call sign" text, "Frequency MHz" text, "City of license" text, "ERP W" real, "FCC info" text )

### Question ###
What city does call sign K248am have its license in?

### Accurate SQL ###

SELECT "City of license" FROM table_40243 WHERE "Call sign" = 'k248am'