| PO Number | Town / Place name | Code |
|---|---|---|
| 600 | Croggan | |
| 601 | Rum | |
| 602 | Gailes Camp Irvine | |
| 603 | Galloway Sorting Tender Galloway Sorting Carriage | |
| 604 | St. Margaret's Hope | |
| 605 | Ruthwell | |
| 606 | Muthill Station | |
| 607 | Newport, Fife | |
| 608 | Cobbinshaw | |
| 609 | Coalburn | |
| 610 | Kilninver | |
| 611 | Orton Station | |
| 612 | Lismore | |
| 613 | Chapelton | |
| 614 | Blackshiels | |
| 615 | Heriot | |
| 616 | Leadburn | |
| 617 | Lamancha | |
| 618 | Blackhall | |
| 619 | Cramond | |
| 620 | Cramond Bridge | |
| 621 | Fountainhall | |
| 622 | Crosslee | |
| 623 | Gordon | |
| 624 | Winchburgh | |
| 625 | Uphall | |
| 626 | Liberton | |
| 627 | Polton | |
| 628 | Rosewell | |
| 629 | Rosslyn Castle | |
| 630 | Gilmerton | |
| 631 | Fauldhouse | |
| 632 | West Calder | |
| 633 | Macmerry | |
| 634 | Milton Bridge | |
| 635 | King's Cross, Arran | |
| 636 | Rumbling Bridge | |
| 637 | Fionport | |
| 638 | Kirkhill | |
| 639 | Tomintoul | |
| 640 | Drumoak | |
| 641 | Craighouse Jura | |
| 642 | Howwood | |
| 643 | Kilbarchan | |
| 644 | Marchany | |
| 645 | Dunecht | |
| 646 | Tarves | |
| 647 | Balloch | |
| 648 | Conon Bridge | |
| 649 | Meikleour | |
| 650 | Newcastleton | |
| 651 | Ancrum | |
| 652 | Blairadam Station | |
| 653 | Kippen Station | |
| 654 | Whitehouse | |
| 655 | Achluachrach Glenborrodale | |
| 656 | Comrie | |
| 657 | Blackboat | |
| 658 | Mindrim Hill | |
| 659 | Shiskine | |
| 660 | Deanston | |
| 661 | Westfield | |
| 662 | St. Fillans | |
| 663 | Springfield | |
| 664 | Haywood | |
| 665 | Eddleston | |
| 666 | Grenadier Steamer | |
| 667 | Lochmaben | |
| 668 | Auchendinny | |
| 669 | Aros | |
| 670 | Port of Monteith Station | |
| 671 | Kilconquhar | |
| 672 | Bridge of Weir | |
| 673 | Glengarnock | |
| 674 | Kilmalcolm | |
| 675 | Cross Gates | |
| 676 | Ardlui | |
| 677 | Dalbeallie Knockando | |
| 678 | Rannoch Station | |
| 679 | Roy Bridge | |
| 680 | Spean Bridge | |
| 681 | Tulloch | |
| 682 | Bridge of Orchy | |
| 683 | Amisfield | |
| 684 | Kirkmuirhill | |
| 685 | Kinloch Rannoch | |
| 686 | Maud | |
| 687 | Darvell | |
| 688 | Strathcarron | |
| 689 | Achanalt | |
| 690 | Auchnashellach | |
| 691 | Lochbroom | |
| 692 | Lochluichart | |
| 693 | Forsinard | |
| 694 | Kinbrace | |
| 695 | Glenfinnan | |
| 696 | Blackmill Bay | |
| 697 | Plockton Berriedale | |
| 698 | Bank Letherin | |
| 699 | Toberonochy |