| CODE CALLS, SELECTOR AND BOOTH TELEPHONES CONNECTED TO DISPATCH CIRCUIT #491 - READING DIVISION | ||||
| Code Calls | Location | Telephone | Test Office | |
| 2-8-7 | "GS" | Reading Terminal, Philadelphia | ||
| Dispatcher's Office | X | |||
| 4-4-9 | Cedar Hollow Station | X | Test Panel | |
| 4-5-8 | Downingtown Station | X | ||
| 9-6-2 | "NQ" | Norristown Tower | X | |
| READING BELT LINE | ||||
| 2-3-12 | Belt Line Jct. | X | ||
| 13-2-2 | Lebanon Valley Jct. | X | Test Panel | |
| Kurtz House X-over Switch | O | |||
| Cumru Jct., Booth | O | |||
| Dump Track Switch, N. of "KJ" Tower | O | |||
| Poplarneck Bridge, S-side | O | |||
| Reading Bone Fertilizer Works | O | |||
| Gibralter Booth | O | |||
| Clingan, PRR Station | O | |||
| 2-7-8 | "BH" | Birdsboro Yardmaster | X | |
| 7-7-3 | Emergency Set | X | ||
| X - Selector Telephone | Office, Supt. Tel. & Signals | |||
| O - Booth Telephone | Supt., P.R.&P.T. Co. | |||
| T-1374J Sheet 3a | ||||
| Revised - February 1, 1945 | ||||