Firefighters battling 3-alarm blaze in Royersford, Pa.

Firefighters are battling a three-alarm blaze in Royersford, Pennsylvania.

The call came in around 5:43 p.m. Wednesday for a fire at a residence on 2nd Avenue.

Officials say the flames have spread to multiple homes.

Crews are still working to get the blaze under control.

The cause is still under investigation.

No injuries have been reported.