Gas Customer
| State | Utility | Number |
|---|---|---|
| California | Pacific Gas & Electric | 800-743-5002 |
| Delaware | Delmarva | 302-454-0317 |
| Delaware | Chesapeake Utilities Natural Gas | 302-734-6730 (Kent County) |
| District of Columbia | Washington Gas & Light | 703-750-1400 |
| Florida | Florida City Gas | 888-352-5325 |
| Florida | People's Gas (TECO) | 877-832-6747 |
| Illinois | NICOR | 888-NICOR4U (888-642-6748) |
| Illinois | Peoples / Northshore | 866-556-6002 |
| Illinois | North Shore | 1-866-556-6005 |
| Indiana | Vectren Corporation | 812-464-4760 |
| Indiana | NIPSCO | 800-634-3524 |
| Maryland | Baltimore Gas & Electric (BGE) | 410-685-0123 |
| Maryland | Columbia Gas of Maryland | 888-460-4332 |
| Maryland | Washington Gas & Light | 703-750-1400 |
| Massachusetts | New England Gas | 800-936-7000 |
| Massachusetts | Columbia Gas of Massachusetts | 800-525-8222 |
| Massachusetts | NGRID | 800-548-8000 |
| Massachusetts | NSTAR | 800-592-2000 |
| Michigan | MichCon | 800-947-5000 |
| Michigan | Consumers Energy | 800-477-5050 |
| Michigan | Michigan Gas Utilities Corporation | 800-401-6451 |
| Michigan | SEMCO Energy | 888-427-1427 |
| New Hampshire | National Grid | 800-833-4200 |
| New Jersey | New Jersey Natural Gas | 800-427-5325 |
| New Jersey | South Jersey Gas | 800-582-7060 |
| New Jersey | Elizabethtown | 800-492-4009 |
| New Jersey | PSEG | 800-436-7734 |
| New York | ConEd | 800-752-6633 (800-75-CONED) |
| New York | NYSEG | 800-572-1121 |
| New York | National Grid LI | 800-490-0045 |
| New York | National Grid NY | 718-643-4050 |
| New York | Orange RL | 800-533-5325 |
| New York | RG&E | 800-743-1702 |
| New York | Cen Hud | 800-942-8274 |
| New York | National Fuel Gas Distribution | 800-444-3130 |
| New York | National Grid - Niagara Mohawk | 800-892-2345 |
| North Carolina | Piedmont | 800-752-7504 |
| North Carolina | PSNC Energy | 877-776-2427 |
| North Carolina | Toccoa | |
| Ohio | Duke Energy | 800-634-4300 |
| Ohio | Vectren Corporation | 800-227-1376 |
| Ohio | Dominion East Ohio | 877-542-2630 |
| Ohio | Columbia Gas Ohio | 800-344-4077 |
| Ohio | Northeast Ohio | 800-451-9465 |
| Pennsylvania | Columbia Gas of Pennsylvania | 888-460-4332 |
| Pennsylvania | National Fuel Pennsylvania | 800-444-3130 |
| Pennsylvania | Philadelphia Electric Company | 800-841-4141 |
| Pennsylvania | Philadelphia Gas Works | 215-235-1212 |
| Pennsylvania | Equitable | 1-877-577-8735 |
| Rhode Island | NGRID | 800-640-1595 |
| South Carolina | Piedmont | 800-752-7504 |
| Texas | CenterPoint Energy | 888-876-5786 |
| Texas | Atmos Energy | 866-322-8667 |
| Virginia | Washington Gas & Light | 703-750-1400 |
| Virginia | Columbia Gas of Virginia | 800-544-5606 |
Electricity Customer
| State | Utility | Number |
|---|---|---|
| California | Pacific Gas & Electric | 800-743-5002 |
| California | San Diego Gas & Electric | 800-611-7343 |
| California | Southern California Edison | 800-611-1911 |
| Connecticut | Connecticut Light & Power (CL&P) | 800-286-2000 |
| Connecticut | United Illuminating (UI) | 800-722-5584 |
| Delaware | Delmarva | 800-898-8042 (New Castle County) |
| District of Columbia | Potomac Electric Power (PEPCO) | 877-737-2662 |
| Illinois | Commonwealth Edison (ComED) | 800-334-7661 (1-800-Edison-1) |
| Illinois | Ameren | 888-789-2477 |
| Maine | Bangor Hydro-Electric | 800-440-1111 |
| Maine | Central Maine Power | 800-696-1000 |
| Maine | Maine Public Service | 877-655-4448 |
| Maryland | Baltimore Gas & Electric (BGE) | 877-778-2222 |
| Maryland | Potomac Electric Power (PEPCO) | 877-737-2662 |
| Maryland | Allegheny | 800-255-3443 |
| Maryland | Delmarva | 800-898-8042 (Cecil and Harford Counties) |
| Massachusetts | NGRID | 800-465-1212 |
| Massachusetts | NSTAR | 800-592-2000 |
| Massachusetts | Connecticut Light & Power (CL&P) | 800-286-2000 |
| Massachusetts | PSNH | 800-662-7764 |
| Massachusetts | WMECO | 800-286-2000 |
| Massachusetts | Yankee Gas | 800-989-0900 |
| Michigan | Detroit Edison | 313-235-1300 |
| Michigan | Consumers Energy | 800-805-0490 |
| New Hampshire | Granite State Electric (NGrid) | 800-465-1212 |
| New Hampshire | New Hampshire Electric Co-op | 800-343-6432 |
| New Hampshire | Unitil Energy Systems | 800-852-3339 (Capital Electric) |
| New Hampshire | PSNH | 800-662-7764 |
| New Jersey | Atlantic City Electric | 800-833-7476 |
| New Jersey | Jersey Central Power & Light | 888-544-4877 (888-LIGHTSS ) |
| New Jersey | Public Service Electric & Gas | 800-436-7734 (800-436-PSEG) |
| New Jersey | Rockland Electric | 877-434-4100 |
| New York | ConEd | 800-752-6633 (800-75-CONED) |
| New York | NYSEG | 800-572-1131 |
| New York | NIMO | 800-867-5222 |
| New York | LIPA | 800-490-0075 |
| New York | Orange RL | 877-434-4100 |
| New York | RG&E | 800-743-1701 |
| New York | Cen Hud | 800-527-2714 |
| Ohio | First Energy | 888-544-4877 (888-LIGHTSS) |
| Ohio | Duke Energy | 800-543-5599 |
| Ohio | Dayton Power & Light | 877-468-8243 (877-4OUTAGE) |
| Ohio | American Electric Power - Columbus Southern Power | 800-277-2177 |
| Pennsylvania | Duquesne Light Company | 888-393-7000 |
| Pennsylvania | PP&L | 800-342-5775 |
| Pennsylvania | West Penn Power (dba Allegheny Power) | 800-342-5775 (888-LIGHTSS) |
| Rhode Island | NGRID | 800-465-1212 |
| Texas | CenterPoint Energy | 800-332-7143 |
| Texas | AEP Texas North | 866-223-8508 |
| Texas | AEP Texas South | 866-223-8508 |
| Texas | CPL | 866-322-5563 |
| Texas | Oncor | 888-313-6862 |
| Texas | Texas New Mexico Power | 888-866-7456 |