⚠️ NOTE: The interactive map feature has been replaced with a static historical reference map. For current network data, please see the resources section below.
Network Map Reference
View the historical AT&T Long Lines network across the United States, including microwave relay towers, coaxial cable routes, and key facilities.
Historical map reference based on original research from Long-lines.com. All rights reserved by respective owners.
Map Legend
About This Map
This map shows the extensive AT&T Long Lines communications network that was developed throughout the 20th century. The network consisted of microwave relay towers, coaxial cable routes, and various facilities that formed the backbone of America's telecommunications infrastructure.
Additional Resources
For those interested in exploring telecommunications infrastructure in more detail, we recommend:
- Historic Aerials - Contains historical aerial photographs that may show Long Lines sites
- OpenStreetMap - Modern mapping with some historical infrastructure noted
- Our Preservation Database - Cataloging efforts of remaining AT&T Long Lines structures