Tamil Nadu State Transport Corporation [TNSTC] — Bus stoppage at virudhunagar

I am travelling from tirumangalm to virudhunagar.
Board bus bypass rider tirunelvali I need arrive virudhunagar at PRC stop as per conductor's in virudhunagar stop at collector office only.
If bus stop is virudhunagar means only collector office . Due to this I again travel from collector office to PRC .

I need clarification which bus goes to virudhunagar.
If virudhunagar collector office is virudhunagar stop then why virudhunagar new bus stop built

Bus no TN 72 N 2255
Ticket no 18498
ABF 25