State One-Call Numbers:
| Alabama | 1-800-292-8525 |
| Arkansas | 1-800-482-8998 |
| Connecticut | 1-800-922-4455 |
| Florida | 1-800-432-4770 |
| Georgia | 1-800-282-7411 |
| Illinois | 1-800-892-0123 |
| Indiana | 1-800-382-5544 |
| Iowa | 1-800-292-8989 |
| Kansas | 1-800-344-7233 |
| Kentucky | 1-800-752-6007 |
| Massachusetts | 1-888-344-7233 |
| Michigan | 1-800-482-7171 |
| Mississippi | 1-800-227-6477 |
| Missouri | 1-800-344-7483 |
| Nebraska | 1-800-331-5666 |
| New Hampshire | 1-800-344-7233 |
| New Jersey | 1-800-272-1000 |
| New York | 1-800-962-7962 |
| Ohio | 1-800-362-2764 |
| Oklahoma | 1-800-522-6543 |
| Pennsylvania | 1-800-242-1776 |
| Rhode Island | 1-888-344-7233 |
| South Carolina | 1-888-721-7877 |
| Tennessee | 1-800-351-1111 |
| Texas | 1-800-344-8377 |
| West Virginia | 1-800-245-4848 |
| Wisconsin | 1-800-242-8511 |