Top contributors to the Volvo 1800 register
| Name | Conutry | Number of cars |
|---|---|---|
| V1800reg.org |  | 1841 |
| Transportstyrelsen |  | 1728 |
| VOC Register |  | 569 |
| DMV Oregon | | 485 |
| DMV Washington | | 465 |
| George Minassian |  | 411 |
| Kevin Price, Volvo Entusiasts Club | | 244 |
| Volvo1800ES Register NL |  | 240 |
| The Saint Register |  | 227 |
| Nick Tarlton | | 214 |
| French Volvo P1800 Club | | 129 |
| Dave Farrington | | 121 |