Yes, we publish projections for the average annual prices of U.S. electricity generation, transmission, and distribution in the tables of the Annual Energy Outlook:
We publish data on annual expenditures by U.S. electric utilities on electricity transmission and distribution in Table 8.3, Revenue and expense statistics for major U.S. investor-owned electric utilities, in the Electric Power Annual. We do not publish similar estimates for other countries or specific data on the costs to build or operate electricity transmission lines and distribution networks.