CREATE TABLE table_203_657 (id DECIMAL, "call sign" TEXT, "frequency" TEXT, "city of license" TEXT, "licensee" TEXT, "format" TEXT)

does grand junction or montrose have more stations ?
SELECT "city of license" FROM table_203_657 WHERE "city of license" IN ('grand junction', 'montrose') GROUP BY "city of license" ORDER BY COUNT(*) DESC LIMIT 1
SELECT "city of license" FROM "table_203_657" WHERE "city of license" IN ('grand junction', 'montrose') GROUP BY "city of license" ORDER BY COUNT(*) DESC NULLS LAST LIMIT 1