Employee's Providents Fund Organisation [EPFO] — epf numbers not working

Hi team,

I had raised the modify details (Correction in my name) but it is pending with field office of chennai.

Phone number of epfo office[protected] and others all are not getting connected. It says out of service.

Which number to get connected to?

I need to get this done sooner.

Number of the request - tnmas[protected]_11492451

Please help