HomeAppsBusinessColumbia GasApps like Columbia Gas Here are some great alternatives to Columbia Gas by Smart Energy Water : Connecticut Natural Gas ★4.5 Berkshire Gas ★4.4 Southern Connecticut Gas ★4.6 Alabama Power ★4.7 Gas South ★3.9 NYSEG ★4.4 United Illuminating ★4.6 Pepco ★4.3 RG&E ★4.3 myMTE ★4.2 CMP ★4.3 Columbia Bank Mobile Banking ★4.5 My Flow Self Care ★4.6 Appalachian Power ★4.3 MyJacksonEMC ★4.4 Green Mountain Power ★4.8