Suburban services between Kurla and CST in the Harbour corridor have resumed after five hours. The services were 'derailed' after three wagons of a goods train derailed today, inconveniencing daily office commuters in the morning rush hours, Central Railway officials said. Harbour line services were affected due to goods train derailment between Wadala and GTB Nagar stations at 4:15 am, said Central Railway PRO A K Singh.