638101 is the PIN Code of Arachalur, which is located in Erode district, Tamil Nadu state.
Arachalur Post Office is located at Arachalur, Erode of TAMIL NADU state. It is a Sub Post Office. A Post Office (PO) / Dak Ghar is a facility in charge of sorting, processing, and delivering mail to recipients. POs are usually regulated and funded by the Government of India (GOI). Pin code of Arachalur PO is 638101. This Postoffice falls under Erode postal division of the Tamilnadu postal circle.