Election is, however, being held for 59 seats today following the sudden death of Congress candidate P Chuba Chang of Teunsang sadar seat here yesterday.
The Election Commission has adjourned the polling in the constituency for a later date.
Official sources said no untoward incident was reported from any part of the state, where two persons were killed and two others injured in poll-related violence in Tuensang and Wokha districts.
Long queues of voters are seen at the polling stations since morning.
Reports from Longleng district said voting in a polling station at Lhodhoeghar under Tamlu constituency, which falls in the disputed area on the Assam-Nagaland interstate border, has not commenced due to intervention of security personnel from Assam.
Unprecedented security arrangement has been made for peaceful, free and fair polls with a total 255 companies of central paramilitary force deployed for providing hundred per cent cover of the polling stations as against the demand of 230 companies by the state.
A total 1,193,384 electorate - 603,31 male and 589,535 women voters will exercise their franchise today to decide the fate of 185 candidates.