| 普通话 | cmn-000 |
| 汇接局 | |
| English | eng-000 | intermediate exchange |
| English | eng-000 | junction center |
| English | eng-000 | tandem exchange |
| English | eng-000 | tandem office |
| English | eng-000 | tandem switching centre |
| English | eng-000 | tandem-exchange |
| English | eng-000 | transit exchange |