This page contains BSP divisions 400 through 499 - Radio, Wiring, and Special Services
| Division | Description |
|---|---|
| 400 | Radio Administration |
| 401 | Cellular Telecommunications Systems |
| 402 | Antennas, Transmission Lines, and Waveguide |
| 403 | Coastal Harbor, High Seas, Overseas, And Emergency Point-to-Point Radio |
| 404 | Manual Mobile Radio |
| 405 | MJ, MK, and ML Mobile Radiotelephone |
| 406 | Air Ground Radio |
| 408 | Narrowband Auxiliary Channel And Other Non-Lucent Technologies Radio Equipment And TV Off-The-Air Pick-Up Services |
| 409 | TE, TJ, TL, and TM Microwave Radio |
| 410 | TD-2 Microwave Radio |
| 411 | TD-3 Microwave Radio |
| 415 | TD-3D Microwave Radio |
| 417 | 3A-Radio Digital Systems |
| 420 | Microwave Radio - Common Equipment |
| 421 | FR/DR Microwave Radio System |
| 422 | Common Microwave Radio |
| 460 | General Information, Customer Information, Customer Equipment |
| 461 | Wiring and Cabling Customer Equipment |
| 462 | Drop and Block Wiring Dedicated Plant and C Rural Wire |
| 463 | Miscellaneous Station Apparatus for use With Station Installations Customer Equipment |
| 469 | Administrative Information, Customer Equipment |
| 471 | Other Common Carriers |
| 473 | Intra-PBX Protection of Service, Code Calling, Customer Training, Dispatching, Emergency Reporting, Interface Trunks, Message Waiting, Recorded Telephone Dictation, Telephone Answering Systems, and Transmitter Transfer Customer Equipment |
| 475 | Call Distributing Systems, Information Desks, and Order Turrets Customer Equipment |
| 476 | Force Administration Data System (FADS), Automatic Call Distributing Systems (ACD) No. 2A, 2B, and 3A, and Call Distributing System No. 4A Customer Equipment |
| 480 | Private Service Systems Customer Equipment |
| 481 | Teleconferencing Services |
