Pincode 621101 have been assigned to 5 locations.

Ammapalayam , Perambalur , Perambalur
Kalarampatti , Ammapalayam , Perambalur
Ladapuram , Ammapalayam , Perambalur
Melapuliyur , Ammapalayam , Perambalur
Puduattur , Ammapalayam , Thuraiyur