| PC linkup system |
| I-M linkup |
| Nehemiah-Job linkup |
| A-F linkup |
| A-G linkup |
| A-U linkup |
| Angeles-Highway linkup |
| B-F linkup |
| Linkups arranged by computers, sometimes |
| Zeta-theta linkup |
| PC linkup |
| In-house PC linkup |
| Crème-crème linkup |
| Sly-fox linkup |
| Re-sol linkup |
| Ar-tee linkup |
| L-P linkup |
| Lady-Tramp linkup |
| PC linkups |
| In-house computer linkup, briefly |
| PC-to-PC linkup |
| Office PC linkup |
| Ready-fire linkup |
| PC linkup letters |
| Sun.-Tue. linkup |
| Office computer linkup: Abbr. |
| Office PC linkup letters |
| Office computer linkup, for short |
| Office linkup |
| Rose-rose linkup |