| A1 | Missed Delivery |
| A2 | Incorrect Address |
| A3 | Indirect Delivery |
| A5 | Unable to Locate |
| A6 | Address Corrected - Delivery Attempted |
| AA | Mis-sort |
| AD | Customer Requested Future Delivery |
| AE | Restricted Articles Unacceptable |
| AF | Accident |
| AG | Consignee Related |
| AH | Driver Related |
| AI | Mechanical Breakdown |
| AJ | Other Carrier Related |
| AK | Damaged, Rewrapped in Hub |
| AL | Previous Stop |
| AM | Shipper Related |
| AN | Holiday - Closed |
| AO | Weather or Natural Disaster Related |
| AP | Awaiting Export |
| AQ | Recipient Unavailable - Delivery Delayed |
| AR | Improper International Paperwork |
| AS | Hold Due to Customs Documentation Problems |
| AT | Unable to Contact Recipient for Broker Information |
| AU | Civil Event Related Delay |
| AV | Exceeds Service Limitations |
| AW | Past Cut-off Time |
| AX | Insufficient Pickup Time |
| AY | Missed Pickup |
| AZ | Alternate Carrier Delivered |
| B1 | Consignee Closed |
| B2 | Trap for Customer |
| B4 | Held for Payment |
| B5 | Held for Consignee |
| B8 | Improper Unloading Facility or Equipment |
| B9 | Receiving Time Restricted |
| BB | Held per Shipper |
| BC | Missing Documents |
| BD | Border Clearance |
| BE | Road Conditions |
| BF | Carrier Keying Error |
| BG | Other |
| BH | Insufficient Time to Complete Delivery |
| BI | Cartage Agent |
| BJ | Customer Wanted Earlier Delivery |
| BK | Prearranged Appointment |
| BL | Held for Protective Service |
| BM | Flatcar Shortage |
| BN | Failed to Release Billing |
| BO | Railroad Failed to Meet Schedule |
| BP | Load Shifted |
| BQ | Shipment Overweight |
| BR | Train Derailment |
| BS | Refused by Customer |
| BT | Returned to Shipper |
| C1 | Waiting for Customer Pickup |
| C2 | Credit Hold |
| C3 | Suspended at Customer Request |
| C4 | Customer Vacation |
| C5 | Customer Strike |
| C6 | Waiting Shipping Instructions |
| C7 | Waiting for Customer Specified Carrier |
| C8 | Collect on Delivery Required |
| C9 | Cash Not Available From Consignee |
| CA | Customs (Import or Export) |
| CB | No Requested Arrival Date Provided by Shipper |
| CC | No Requested Arrival Time Provided by Shipper |
| D1 | Carrier Dispatch Error |
| D2 | Driver Not Available |
| F1 | Non-Express Clearance Delay |
| F2 | International Non-carrier Delay |
| HB | Held Pending Appointment |
| P1 | Processing Delay |
| P2 | Waiting Inspection |
| P3 | Production Falldown |
| P4 | Held for Full Carrier Load |
| RC | Reconsigned |
| S1 | Delivery Shortage |
| T1 | Tractor With Sleeper Car Not Available |
| T2 | Tractor, Conventional, Not Available |
| T3 | Trailer not Available |
| T4 | Trailer Not Usable Due to Prior Product |
| T5 | Trailer Class Not Available |
| T6 | Trailer Volume Not Available |
| T7 | Insufficient Delivery Time |