Exhibit 21(b) Subsidiaries of Alabama Power Company Name of Company Jurisdiction of Organization Alabama Energy Providers, Inc...................................Alabama Alabama Power Capital Trust I..................................Delaware Alabama Power Capital Trust II.................................Delaware Alabama Power Capital Trust III................................Delaware Alabama Power Capital Trust IV.................................Delaware Alabama Power Capital Trust V..................................Delaware Alabama Property Company........................................Alabama Southern Electric Generating Company............................Alabama (50% - Alabama Power Company; 50% - Georgia Power Company)