| Collin County | www.co.collin.tx.us/ |
| Dallas Area Rapid Transit (DART) | www.dart.org |
| Denton County | www.co.denton.tx.us |
| Federal Emergency Management Agency (FEMA) | http://www.fema.gov |
| North Texas Tollway Authority (NTTA) | www.ntta.org |
| Texas Department of Transportation (TxDOT) | http://www.dot.state.tx.us |