The Carlsberg Meridian Catalog (CMC15) source catalogue is available in VizieR.

It can be queried directly from the VizieR service or from any tool supporting Cone Search queries (the base URL is https://vizier.cds.unistra.fr/viz-bin/votable/-A?-source=I/327& ).

The catalogue is also available in the cross-match service.

Finally, density and MOC coverages map of the CMC15 catalogue can be retrieved from this page.