The letters in the tables below indicate the contract delivery month and are part of listed futures and options instrument codes.
Futures Contract Month Codes
| Month | Month Code |
|---|---|
| January | F |
| February | G |
| March | H |
| April | J |
| May | K |
| June | M |
| July | N |
| August | Q |
| September | U |
| October | V |
| November | X |
| December | Z |
Options Contract Month Codes
| Delivery | Call Option | Put Option |
|---|---|---|
| January | A | M |
| February | B | N |
| March | C | O |
| April | D | P |
| May | E | Q |
| June | F | R |
| July | G | S |
| August | H | T |
| September | I | U |
| October | J | V |
| November | K | W |
| December | L | X |