Input (grade 12): It is bound on the south by Thiruvananthapuram district, on the north by Pathanamthitta and Alappuzha, on the east by Tamil Nadu and on the west by the Arabian Sea.
Output (grade 10): To the south is Thiruvananthapuram district, to the north is Pathanamthitta and Alappuzha, to the east is Tamil Nadu and to the west by the Arabian Sea.