CREATE TABLE table_15539 ("Call Sign" CLOB, "City of License" CLOB, "Frequency" CLOB, "age Watt" CLOB, "Coverage Area" CLOB, "Founded" CLOB)

Name the city of license which has age Watt of 160 watts
SELECT "City of License" FROM table_15539 WHERE "age Watt" = '160 watts'
SELECT "City of License" FROM "table_15539" WHERE "age Watt" = '160 watts'