| Direction | Numbers | Odd/Even | Days of Operation |
| Inbound Greystone or Tarrytown-Grand Central | 416-446 | even | Weekdays |
| Outbound Grand Central-Irvington or Greystone or Croton Harmon | 457-491 | odd | Weekdays |
| Inbound Croton Harmon-Grand Central | 700-796 | even | Weekdays |
| Outbound Grand Central-Croton Harmon | 701-799 | odd | Weekdays |
| Inbound Poughkeepsie-Croton Harmon or Grand Central | 802-894 | even | Weekdays |
| Outbound Grand Central or Croton Harmon-Poughkeepsie | 801-899 | odd | Weekdays |
| Inbound Croton Harmon-Grand Central | 8700-8774 | even | Weekends |
| Outbound Grand Central-Croton Harmon | 8701-8779 | odd | Weekends |
| Inbound Poughkeepsie-Croton Harmon or Grand Central | 8802-8872 | even | Weekends |
| Outbound Grand Central or Croton Harmon-Poughkeepsie | 8801-8879 | odd | Weekends |
| Direction | Numbers | Odd/Even | Days of Operation |
| Inbound Crestwood or Mount Vernon West-Grand Central | 308-326 | even | Weekdays |
| Outbound Grand Central-Mount Vernon West or Crestwood | 357-381 | odd | Weekdays |
| Inbound North White Plains-Grand Central | 500-598 | even | Weekdays |
| Outbound Grand Central-North White Plains | 501-599 | odd | Weekdays |
| Inbound Southeast-Grand Central | 600-698 | even | Weekdays |
| Outbound Grand Central-Southeast | 601-699 | odd | Weekdays |
| Inbound Wassaic-Southeast or Grand Central | 902-998 | even | Weekdays |
| Outbound Grand Central-Southeast or Wassaic | 905-999 | odd | Weekdays |
| Inbound North White Plains-Grand Central | 9500-9542 | even | Weekends |
| Outbound Grand Central-North White Plains | 9501-9575 | odd | Weekends |
| Inbound Southeast-Grand Central | 9600-9676 | even | Weekends |
| Outbound Grand Central-Southeast | 9601-9675 | odd | Weekends |
| Inbound Wassaic-Southeast or Grand Central | 9910-9976 | even | Weekends |
| Outbound Grand Central or Southeast-Wassaic | 9911-9975 | odd | Weekends |
| Direction | Numbers | Odd/Even | Days of Operation |
| Inbound Harrison-Grand Central | 1207-1275 | odd | Weekdays |
| Outbound Grand Central-Harrison | 1204-1278 | even | Weekdays |
| Inbound Stamford-Grand Central | 1301-1399 | odd | Weekdays |
| Outbound Grand Central-Stamford | 1300-1398 | even | Weekdays |
| Inbound Bridgeport or Fairfield or South Norwalk-Grand Central | 1407-1497 | odd | Weekdays |
| Outbound Grand Central-South Norwalk or Fairfield or Bridgeport | 1404-1470 | even | Weekdays |
| Inbound New Haven-Grand Central | 1503-1599 | odd | Weekdays |
| Outbound Grand Central-New Haven | 1500-1598 | even | Weekdays |
| Inbound SLE New London or Old Saybrook-New Haven or Stamford | 1621-1693 | odd | Weekdays |
| Outbound SLE Stamford or New Haven-Old Saybrook or New London | 1606-1682 | even | Weekdays |
| Inbound New Canaan-Stamford or Grand Central | 1707-1799 | odd | Weekdays |
| Outbound Grand Central or Stamford-New Canaan | 1712-1798 | even | Weekdays |
| Inbound Danbury-South Norwalk or Grand Central | 1811-1897 | odd | Weekdays |
| Outbound Grand Central-South Norwalk or Danbury | 1810-1890 | even | Weekdays |
| Inbound Waterbury-Bridgeport | 1923-1997 | odd | Weekdays |
| Outbound Bridgeport-Waterbury | 1906-1986 | even | Weekdays |
| Inbound Stamford-Grand Central | 6301-6373 | odd | Weekends |
| Outbound Grand Central-Stamford | 6300-6374 | even | Weekends |
| Inbound New Haven-Grand Central | 6503-6573 | odd | Weekends |
| Outbound Grand Central-New Haven | 6500-6570 | even | Weekends |
| Inbound New Canaan-Stamford | 6705-6773 | odd | Weekends |
| Outbound Stamford-New Canaan | 6704-6774 | even | Weekends |
| Inbound Danbury-South Norwalk | 6813-6873 | odd | Weekends |
| Outbound South Norwalk-Danbury | 6810-6870 | even | Weekends |
| Inbound Waterbury-Bridgeport | 6913-6965 | odd | Weekends |
| Outbound Bridgeport-Waterbury | 6906-6962 | even | Weekends |
