Roman Provincial Coinage

Roman Provincial Coinage online

The Roman Provincial Coinage project is an authoritative account and standard typology of the provincial coinage of the Roman Empire. As well as numismatic research it is a source for imperial portraiture and titulature, the internal history of the cities, and the role of the provincial coinage in the economy of the Roman empire as a whole.
https://rpc.ashmus.ox.ac.uk/

The RPC Online Search facility is particularly good. Go to ‘advanced search’ here:
https://rpc.ashmus.ox.ac.uk/search

There is a neat zoomable map of the Cities. You can also create a custom map for a given city here:
https://rpc.ashmus.ox.ac.uk/map/create