People jostled at several stations to catch the trains with compartments crammed as services resumed after seven months in the morning.
The local train services under the jurisdiction of the Eastern and the South Eastern Railways resumed early in the morning.
The services in Eastern Railway's Sealdah and Howrah divisions and South Eastern Railways Howrah-Kharagpur division to be run from November 11 will be demand based, officials said.
With this, the special suburban services on the CR routes have increased to 1,572 from the earlier 1,020, while the WR services have gone up to 1,201 from 1,000.
Lift travel restrictions in Mumbai local trains in non-peak hours: Maharashtra government to Railways
At present only certain categories of persons including essential services staff are allowed to travel by local trains, Mumbai's lifeline, in view of the coronavirus threat.
The pandemic-induced lockdown has thrown life out of gear for over one lakh people who had been commuting for work between Arakkonam and Chennai every day.
The court on Wednesday said the number of trains should be increased to 600 on the central and harbour lines and up to 700 on the western line.
The MNS leaders demanded that common citizens also be allowed to travel in suburban trains.
The letter, however, did not suggest any date from which metro and local train services can be resumed.
On the western line, the water level on tracks between Dadar and Prabhadevi reached 200 mm, a Western Railway official said.
The petitioners also said in their plea that the court staff and staff of government pleaders' offices were already included in list of essential services.
Central government employees and staff of income tax, GST, Customs, Postal, Nationalised Banks, MBPT, Judiciary, Defence and Raj Bhavan will be allowed.
Western Railway and Central Railway are running selected suburban train services only for essential services as identified by the state government.
Coronavirus: Mumbai local trains to be closed for public, only 'essential service providers' allowed
While the local train services have never been halted, this will be first time that it will be restricted for the general people.
The Chengalpattu-Chennai Beach fast locals during morning hours run with overcrowded passengers and pass through the fast line.