What does N mean in EIX.N and PCG.N?

The N refers to New York Stock Exchange?

Context;

Some of those costs are already padding bills. In California, for example, retail prices have crept higher this year as the state's giant utilities -- Edison International's (EIX.N) Southern California Edison (SCE) and PG&E Corp's (PCG.N) Pacific Gas & Electric -- invest tens of billions of dollars to meet demand and green energy programs.