Show pagesourceOld revisionsBacklinksBack to top Table of Contents Long-Distance Routes Coaxial Telephone Open-Wire and Telephone Cable Long-Distance Routes This page will list major routes and serve as an index into more information on them. Coaxial Telephone Transcontinental L-3I System Open-Wire and Telephone Cable transcontinental fourth transcontinental Last modified: 2026-04-13 19:53by J. B. Crawford