| Train Numbers | Current Status | Videos | Images |
|---|---|---|---|
| 777 001 | Operational | Freshfield Ainsdale | |
| 777 002 | Operational | Long Marston Long Marston | |
| 777 003 | Operational | Hooton | |
| 777 004 | Operational | ||
| 777 005 | Operational | Bache Bache Hooton Freshfield Ainsdale | |
| 777 006 | Operational | Tonbridge West Yard | |
| 777 007 | Operational | ||
| 777 008 | Operational | Kensington Olympia | |
| 777 009 | Operational | Wallasey Village Wallasey Village Wallasey Grove Road Wallasey Grove Road | |
| 777 010 | Operational | Kensington Olympia | |
| 777 011 | Operational | Capenhurst Bache Bache | |
| 777 012 | Operational | Capenhurst Bache | |
| 777 013 | Operational | Hightown Freshfield | |
| 777 014 | Operational | Maghull North Hightown Freshfield | |
| 777 015 | Operational | ||
| 777 016 | Operational | ||
| 777 017 | Operational | ||
| 777 018 | Operational | Bache Hooton Freshfield Ainsdale Ainsdale | Bache |
| 777 019 | Under Test/Contruction | ||
| 777 020 | Operational | ||
| 777 021 | Operational | Bootle New Strand Bootle Oriel Road | |
| 777 022 | Operational | Hightown Freshfield Freshfield | |
| 777 023 | Operational | ||
| 777 024 | Operational | Capenhurst Hooton | Hooton |
| 777 025 | Operational | ||
| 777 026 | Operational | ||
| 777 027 | Operational | ||
| 777 028 | Operational | ||
| 777 029 | Under Test/Contruction | ||
| 777 030 | Operational | Capenhurst | Capenhurst |
| 777 031 | Operational | Capenhurst Lime Street Hooton | |
| 777 032 | Operational | Bootle New Strand Bootle Oriel Road | |
| 777 033 | Operational | ||
| 777 034 | Operational | ||
| 777 035 | Under Test/Contruction | ||
| 777 036 | Operational | ||
| 777 037 | Operational | ||
| 777 038 | Operational | ||
| 777 039 | Operational | ||
| 777 040 | Renumbered to 777 140 | ||
| 777 041 | Operational | ||
| 777 042 | Renumbered to 777 142 | ||
| 777 043 | Operational | ||
| 777 044 | Renumbered to 777 144 | ||
| 777 045 | Operational | ||
| 777 046 | Renumbered to 777 146 | ||
| 777 047 | Under Test/Contruction | ||
| 777 048 | Renumbered to 777 148 | ||
| 777 049 | Operational | Merton (Mersey) Leasowe Liverpool Central Hooton | |
| 777 050 | Renumbered to 777 150 | ||
| 777 051 | Operational | ||
| 777 052 | Renumbered to 777 152 | ||
| 777 140 | Operational | Headbolt Lane Headbolt Lane | |
| 777 142 | Operational | Headbolt Lane | |
| 777 144 | Operational | ||
| 777 146 | Operational | ||
| 777 148 | Operational | ||
| 777 150 | Operational | Headbolt Lane | |
| 777 152 | Operational |