This will help you easily find most utility companies that service District of Columbia.
| Utility | Phone |
|---|---|
| PEPCO | 202-833-7500 |
| Washington Gas | 703-750-1000 |
| Water & Sewer Authority | 202-787-2000 |
| Dept of Public Works | 202-727-1000 |
| RCN | 800-782-7797 |
| Verizon | 915-759-0595 |
| Frontier Comm | 800-954-2387 |