Thread:Tupka217/@comment-28125426-20160911121126/@comment-1013969-20160913164158

Many of the Elseworlds got numbered Earths.

The wikipedia article "[List of DC Multiverse worlds]" has a reasonable list (it could do with a little work to get it in line with Crisis on Infinite Earths: Absolute Edition and Multiversity but it it is still a good thumb nail view of that various Earths)