| Company | Website | Service |
| Southern Company | http://www.southerncompany.com/ | 1-800-245-2244 |
| Alabama Power | http://www.alabamapower.com | 1-800-245-2244 |
| PowerSouth Energy Cooperative | http://powersouth.com/ | 1-334-427-3000 |
| Wiregrass Electric Cooperative |
http://www.wiregrass.coop/ | 1-800-239-4602 |
| Tennessee Valley Authority | http://tva.gov | 1-865-632-2101 |
| DECATUR UTILITIES | http://www.decaturutilities.com/ | 1-256-552-1400 |
| SWEPCO | https://www.swepco.com/Default.aspx | 1-888-216-3523 |
| American Electric Power | http://www.aep.com/ | 1-614-716-1000 |
| Entergy | http://www.entergy.com/ | 1-800-368-3749 |
| CLECO | http://www.cleco.com/site.php | 1-318-484-7400 |
| Cinergy Corporation | http://www.duke-energy.com/ohio.asp | 1-800-544-6900 |
| FirstEnergy | https://www.firstenergycorp.com/illuminating_company.html | 1-888-544-4877 |
| Cleveland Electric Illuminating Compa |
https://www.firstenergycorp.com/content/customer/illuminating_company.html | 1-800-589-3101 |
| Ohio Edison | https://www.firstenergycorp.com/content/customer/ohio_edison.html | 1-800-633-4766 |
| Toledo Edison | https://www.firstenergycorp.com/content/customer/toledo_edison.html | 1-800-447-3333 |
| American Electric Power | https://www.aepohio.com/ | 1-800-672-2231 |
| Dayton Power & Light | http://www.dpandl.com/ | 1-800-433-8500 |
| South Central Power Company | http://www.southcentralpower.com/ | 1-800-282-5064 |
| Consolidated Electric Cooperative |
http://www.consolidatedelectric.coop/ | 1-800-421-5863 |
| Central Maine Power | http://www.cmpco.com/ | 1-800-750-4000 |
| Bangor Hydro Electric | http://www.bhe.com/ | 1-800-499-6600 |
| Oklahoma Gas & Electric | http://www.oge.com/Pages/Home.aspx | 1-800-272-9741 |
| Public Service Company of Oklahoma, |
https://www.psoklahoma.com/ | 1-888-216-3523 |
| Arizona Public Service | http://www.aps.com | 1-800-253-9405 |
| Salt River Project | http://www.srpnet.com/ | 1-602-236-8888 |
| Tucson Electric Power | http://www.tep.com | 1-520-623-7711 |
| Allegheny Power | http://www.alleghenypower.com | 1-800-255-3443 |
| Baltimore Gas & Electric | http://www.bge.com | 1-877-778-2222 |
| Choptank Electric Cooperative | http://www.choptankelectric.com/ | 1-877-892-0001 |
| PEPCO | http://www.pepco.com/ | 1-202-833-7500 |
| Southern Maryland Electric Cooperativ |
https://www.smeco.coop/index.aspx | 1-888-440-3311 |
| Columbia River Publix utility District |
http://www.crpud.net/ | 1-503-397-0590 |
| Pacific Corp. | http://www.pacificpower.net/footer/contact.html | 1-888-221-7070 |
| Portland General Electric | http://www.portlandgeneral.com/default.aspx | 1-800-542-8818 |
| West Oregon Electric Cooperative |
http://www.westoregon.org/ | 1-800-777-1276 |
| Canby Utility | http://www.ci.canby.or.us/cityservices/cityserv.htm#Water/Electric | 1-503-266-1156 |
| Salem Electric | http://www.salemelectric.com/ | 1-503-362-3601 |
| Tillamook Peoples Utility | http://www.tpud.org/ | 1-800-422-2535 |
| Ashland Electric | http://www.ashland.or.us/SectionIndex.asp?SectionID=423 | 1-541-488-5357 |
| Wasco Electric | http://www.wascoelectric.com/ | 1-800-341-8580 |
| Entergy | http://www.entergy.com | 1-800-368-3749 |
| North Little Rock Electric | http://www.nlrelectric.com | 1-501-975-8888 |
| Massachusetts Municipal Wholesale |
http://www.mmwec.org/ | 1-413-589-0141 |
| NSTAR | http://www.nstar.com | 1-800-592-2000 |
| Northeast Utilities | http://www.nu.com/ | 1-877-659-6326 |
| National Grid, ( Nantucket Electric an |
https://www1.nationalgridus.com/StateLandingMA | 1-877-696-4743 |
| Peabody Municipal Light Plant | http://www.pmlp.com/ | 1-978-531-5975 |
| Rural Valley Electric | http://www.valleyrec.com/ | 1-800-432-0680 |
| FirstEnergy, (Penn Power, Met-Ed, Pen |
http://www.firstenergycorp.com | 1-800-545-7741 |
| Met-Ed, (FirstEnergy) | https://www.firstenergycorp.com/content/customer/met_edison.html | 1-800-545-7741 |
| Penelec, (FirstEnergy) | https://www.firstenergycorp.com/content/customer/penelec.html | 1-800-545-7741 |
| Penn Power, (FirstEnergy) |
https://www.firstenergycorp.com/content/customer/penn_power.html | 1-800-720-3600 |
| West Penn Power, (FirstEnergy) |
https://www.firstenergycorp.com/west_penn_power.html | 1-800-686-0021 |
| PECO | https://www.peco.com/Pages/Home.aspx | 1-800-494-4000 |
| Alleegeheny Power | http://www.alleghenyenergy.com/ContactUs.asp | 1-800-255-3443 |
| PPL | http://www.pplelectric.com/ | 1-800-342-5775 |
| Duquesne Light | https://www.duquesnelight.com/forYourHome/CustomerService/default.cfm | 1-412-393-7200 |
| Citizens Electric of Lewisburg |
http://www.citizenselectric.com/ | 1-570-522-6144 |
| Pike County Light & Power Company, |
http://www.oru.com/index.html | 1-877-434-4100 |
| UGI Utilities | http://www.ugi.com/portal/page/portal/UGI/Home | 1-800-652-0550 |
| Wellsboro Electric Company | http://wellsboroelectric.com/ | 1-570-724-3516 |
| Alameda Municipal Power | http://www.alamedamp.com | 1-510-748-3900 |
| Anaheim Public utilities | http://www.anaheim.net | 1-714-765-4311 |
| Azusa Light & Water | http://www.ci.azusa.ca.us | 1-626-812-5225 |
| City of Palo Alto Utilities | http://www.cityofpaloalto.org/depts/utl/default.asp | 1-650-329-2161 |
| Bear Valley Electric | http://www.bves.com | 1-800-808-2837 |
| Burbank Water & Power | http://www.burbankwaterandpower.com | 1-818-238-3700 |
| Colton Public Utilities | http://www.coltononline.com | 1-909-370-5555 |
| Glendale Public Service Department |
http://www.glendalewaterandpower.com | 1-818-548-3300 |
| Gridley Municipal Utilities | http://www.gridley.ca.us/city-departments/electric-department | 1-530-846-5695 |
| Healdsburg Municipal, Electric Depart |
http://www.ci.healdsburg.ca.us/index.aspx?page=62 | 1-707-431-3300 |
| Los Angeles Department, of Water an |
https://www.ladwp.com/ladwp/homepage.jsp | 1-800-342-5397 |
| Mountain Utilities | 1-209-258-7332 | |
| Pacific Gas & Electric | http://www.pge.com/ | 1-800-743-5000 |
| PacifiCorp | http://www.pacificorp.com | 1-888-221-7070 |
| Pasadena Water & Power | http://www.ci.pasadena.ca.us/waterandpower/ | 1-626-744-4005 |
| Riverside Public Utilities | http://www.riversideca.gov/utilities/ | 1-951-782-0330 |
| Sacramento Municipal Utility District |
http://www.smud.org | 1-888-456-7683 |
| Silicon Valley Power | http://siliconvalleypower.com | 1-408-615-2300 |
| San Diego Gas & Electric | http://sdge.com | 1-800-411-7343 |
| Sierra-Pacific Power | http://www.nvenergy.com | 1-775-834-4444 |
| Southern California Edison | http://www.sce.com | 1-800-655-4555 |
| Southern California Public Power Auth |
http://www.scppa.org/ | 1-626-793-9364 |
| Surprise Valley power | http://www.surprisevalleyelectric.org | 1-866-843-2667 |
| Vernon Light & Power | http://www.cityofvernon.org/city_services/light_and_power.htm | 1-323-583-8811 |
| Valley Electric association | http://www.vea.coop/ | 1-800-742-3330 |
| Consumers Energy | http://www.consumersenergy.com/ | 1-800-477-5050 |
| DTE Energy – (Detroit Edison) | http://www.dteenergy.com/ | 1-800-477-4747 |
| Excel Energy | http://www.xcelenergy.com/ | 1-800-895-4999 |
| We Energies | http://www.we-energies.com/ | 1-800-242-9137 |
| American Electric Power | http://www.aep.com/ | 1-800-277-2177 |
| Holland Board of Public Works | http://www.hollandbpw.com/Pages/Home.aspx | 1-616-355-1500 |
| Lansing Board of Water & Light |
http://www.lbwl.com/ | 1-800-493-8009 |
| Upper Peninsula Power Company | http://www.uppco.com/ | 1-800-562-7680 |
| National Grid, Narragansett | https://www1.nationalgridus.com/RhodeIsland | GAS = 1-800-870-1664, ELECTRIC = 1-800-322-3223 |
| Great River Energy | http://www.greatriverenergy.com/ | 1-763-445-5000 |
| Minnkota Power Cooperative | http://www.minnkota.com/ | 1-701-795-4000 |
| Basin Electric Power Cooperative |
http://www.basinelectric.com/ | 1-701-223-0441 |
| East River Electric Power Co-op |
http://www.eastriver.coop/ | 1-605-256-4536 |
| Interstate Power and Light Company – |
http://www.alliantenergy.com/index.htm | 1-800-255-4268 |
| L&O Power Co-op | http://www.landopowercoop.com/ | 1-712-472-2556 |
| Minnesota Power | http://www.mnpower.com/ | 1-800-228-4966 |
| Otter Tail Power Company | https://www.otpco.com/Pages/default.aspx | 1-800-257-4044 |
| People’s Co-op | http://www.peoplesrec.com/ | 1-507-367-7000 |
| Tri-County Electric | http://www.tec.coop/ | 1-800-432-2285 |
| Rochester Public Utilities | http://www.rpu.org/ | 1-800-778-3421 |
| Hutchinson Utilities Commission |
http://www.hutchinsonutilities.com/ | 1-320-587-4746 |
| Marshall Municipal Utilities | http://www.marshallutilities.com/ | 1-507-537-7005 |
| Missouri River Energy Services |
http://www.mrenergy.com/ | 1-800-678-4042 |
| Xcelenergy | http://www.xcelenergy.com/ | 1-800-895-4999 |
| Otter Trail Power Co | https://www.otpco.com/Pages/default.aspx | 1-800-257-4044 |
| Montana Dakota | http://www.montana-dakota.com/Pages/Overview.aspx | 1-800-638-3278 |
| Black Hills | http://www.blackhillspower.com/index.htm | 1-800-742-8948 |
| East River Electric Cooperative |
http://www.eastriver.coop/ | 1-605-256-4536 |
| Rushmore Electric Power Cooperative |
http://www.rushelec.com/ | 1-800-344-4759 |
| Ameren | http://www.ameren.com | 1-800-552-7583 |
| Kansas City Power & Light | http://www.kcpl.com/ | 1-888-471-5275 |
| Empire District Electric | http://www.empiredistrict.com | Electric: 1-800-206-2300, Gas: 1-800-424-0427 |
| Aquila – Black Hills Energy | http://www.blackhillsenergy.com | 1-888-890-5554 |
| City Utilities of Springfield | http://www.cityutilities.net | 1-417-863-9000 |
| Independence Power and Light | http://www.ci.independence.mo.us/Default.aspx | 1-816-325-7494 |
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