| CODE CALLS, SELECTOR AND BOOTH TELEPHONES CONNECTED TO DISPATCH CIRCUIT #493 - READING DIVISION | ||||
| Code Calls | Location | Telephone | Test Office | |
| PERKIOMEN BRANCH | ||||
| Emaus Freight Station | O | |||
| Vera Cruz | O | |||
| Dillinger, N-end | O | |||
| 7-5-5 | Dillinger Station | X | Test Panel | |
| Zionsville | O | |||
| Corning Siding, N-end | O | |||
| Corning Station | O | |||
| 8-4-5 | "PJ" | Palm Station | X | |
| Palm, S. of Station | O | |||
| East Greenville | O | |||
| 9-4-4 | "PS" | Pennsburg | X O | Test Panel |
| 9-5-3 | "HI" | Red Hill | X | |
| Macoby Siding, N-end | O | |||
| Macoby Siding, S-end | O | |||
| 8-6-3 | "GR" | Greenlane | X | Test Panel |
| Kratz | O | |||
| 7-3-7 | "SD" | Salford Station | X O | |
| Spring Mount | O | |||
| Zieglersville | O | |||
| 6-7-4 | "SG" | Schwenksville Station | X O | Test Panel |
| Gratersford Station | O | |||
| Gratersford, Penitentiary Sdg. | O | |||
| Rahns | O | |||
| 6-8-3 | "CV" | Collegeville Station | X | Test Panel |
| Collegeville Siding, S-end | O | |||
| Arcola | O | |||
| Perkiomen Jct., N-end | O | |||
| 10-4-3 | "PK" | Perkiomen Jct. Tower | X | Test Panel |
| O | ||||
| O | ||||
| 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 4a | ||||
| Revised - February 1, 1945 | ||||