CREATE TABLE table_name_1 (area__km_2__ VARCHAR, telephone__052_ VARCHAR)
SELECT area__km_2__ FROM table_name_1 WHERE telephone__052_ = "3862279"
พื้นที่ไหนมีโทรศัพท์หมายเลข (052) 3862279?
Which area has a telephone of (052) of 3862279?