Sylloge Nummorum Graecorum
- Project of the British Academy to publish illustrated catalogs of Greek coins in public and private collections in the British Isles. Includes an online database and a list of publications.
- http://www.sylloge-nummorum-graecorum.org/

Alexander the Great Coins
- Comprehensive information on coins of Alexander the Great as well as those depicting him.
- http://rg.ancients.info/alexander/

Magna Graecia Coins
- Coin lists of the Greek cities of South Italy and Sicily (550-200 BC). Includes illustrations of coin types, a database search, a bibliography and history.
- http://www.bio.vu.nl/home/vwielink/WWW_MGC/

Moneta-Obscura
- About scarce and rare ancient Greek coins, small tiny fractions (obol, hemiobol, tetartemorion). Site contains information on local commerce, history, and minting.
- http://mysite.verizon.net/res0osra/