| Sr. No. | City |
|---|---|
| 1551 | OCHSENFURT |
| 1552 | OCHSENHAUSEN |
| 1553 | OCHTENDUNG |
| 1554 | OCHTRUP |
| 1555 | ODELZHAUSEN |
| 1556 | ODENTHAL |
| 1557 | OEHRINGEN |
| 1558 | OELDE |
| 1559 | OER-ERKENSCHWICK (DATTELN) |
| 1560 | OERLINGHAUSEN |
| 1561 | OESTERWEG |
| 1562 | OESTRICH-WINKEL |
| 1563 | OESTRINGEN |
| 1564 | OETIGHEIM |
| 1565 | OETTINGEN |
| 1566 | OFFENBACH (BIEBER) |
| 1567 | OFFENBACH (MAIN) |
| 1568 | OFFENBURG |
| 1569 | OFFINGEN |
| 1570 | OGGELSHAUSEN |
| 1571 | OHRDRUF |
| 1572 | OLBERNHAU |
| 1573 | OLCHING |
| 1574 | OLDENBURG |
| 1575 | OLDENDORF |