Published Friday, 22 June 2012
The event is at Stormont next week. (© UTV)
They were made available from 1pm on Friday afternoon through Ticketmaster after the initial batch of 10,000 disappeared in minutes earlier this week.
The second round were also gone shortly after lines opened.
Meanwhile the Northern Ireland Office has revealed the programme of entertainment it plans to put on for the event next Wednesday.
There will be brass bands and "other music", as well as bouncy castles, amusements and sporting challenges in the grounds of the Stormont Estate.
Gates will open at 10.30am and party goers may arrive until 2pm, with the celebrations expected to continue until around 6pm, the NIO said.
Guests are asked to bring a picnic but food and refreshments will also available to purchase on the day. Alcohol is not permitted.
The statement adds: "Access to this event is by ticket only. Children aged under four years do not require a ticket.
"Security measures on entry will be in place and all ticket holders, with the exception of children under 18, are required to bring a form of identification. Baggage should be kept to a minimum. Umbrellas, folding chairs and cameras are permitted.
"The Diamond Jubilee event in Stormont Estate is a historic opportunity for people from across Northern Ireland to celebrate this special visit by Her Majesty The Queen.
"Our priority is that this will be a memorable, enjoyable and safe event for everyone."
Guests have also been asked to use public transport to get to the event, as no parking will be available inside Stormont or at its entrance.