On-line auction houses
ebay, a well-known online auction house with a lot of numismatic content. Plus a lot of world numismatics and paranumismatics (exonumia to those in the USA).
trademe, the premier site for New Zealand on-line trading.
auctionfire, an on-line auction site with a very extensive series of links to many different categories of collectables.
USA Coin Book, a site specialising in coins where members can buy, sell and auction coins, coin supplies and other coin related items
get link 2015 Auctions in Australia
Noble Numismatics – Sale 108, 24–26 March 2015, State Library of NSW – Dixson Room, Sydney
Edlins Auctions – Auction 201, 28 February 2015, Auction 201, Saturday 18 April 2015, Saturday 27 June 2015, Saturday 15 August 2015, Saturday 3 October 2015, Saturday 21 November 2015, Novotel Hotel, 65 Northbourne Avenue, Canberra City
Phoenix Auctions WA – Saturday 21st Feb, Saturday 11th April, Sunday 7th June, Sunday 16th Aug, Saturday 17th October, Cannington Town Hall, Perth
Downies Australian Coin Auctions – Sale 319, May 26-28, 2015, Box Hill Town Hall, Melbourne
International Auction Galleries – Sale 81, Auction opens: Monday 2nd March 2015, Live online Auction : From 2:00pm AEDST 14th March, Sale 82 (30th Anniversary), September 2015
Roxbury’s Auction House – Sale 93, Saturday 21st February 2015, The Hotel Grand Chancellor, Brisbane
Status International Auction – Sales 314, 315, Stamps and Covers, Coins and Banknotes, May 14th, 15th 2015; Sales 318, 319 Stamps and Covers Coins and Banknotes, October 22th, 23rd, Level 3, Status International House, 262 Castlereagh Street, Sydney