Plumstead High Street has been closed after a fire.
The blaze appears to have begun in the block housing shops including Poundland.
Numerous emergency services are on scene and buses are on diversion.
Transport for London state:
“PLUMSTEAD HIGH STREET: Buses are on diversion between Plumstead Station and Basildon Road via Griffin Road, Waverley Crescent, Warwick Terrace, Plumstead Common Road, Kings Highway and Wickham Lane due to a building fire.
Buses towards Erith or Abbey Wood will miss stops from Lakedale Road to Plumstead Corner/Church Manorway.
Buses towards Woolwich will miss stops from Plumstead Corner/Rockmount Road to Lakedale Road.”