639
| Ngwagakete: | Ngwagakete 1 |
|---|---|
| Mengwagakgolo: | Ngwagakgolo 6 – Ngwagakgolo 7 – Ngwagakgolo 8 |
| Mengwagasome: | 600s 610s 620s – 630s – 640s 650s 660s |
| Mengwaga: | 636 637 638 – 639 – 640 641 642 |
639 (DCXXXIX) ebile ngwaga wa go thoma ka Labobedi, ngwaga wa bolesome ngwagengsome wa 630s, ngwaga wa bomasometharo senyane ngwagengkgolo wa Ngwagakgolo 7, le ngwaga wa bomakgolo tshela masometharo senyane ngwagengkete wa Ngwagakete 1.