| XWB | | TGT Zone SL Physical Gas Daily Monthly | Natural Gas | IEPA | |
| XWA | | TGT Zone SL Physical Gas Daily Spot | Natural Gas | IEPA | |
| XMX | | Transco 30 Physical Basis LD1 | Natural Gas | IEPA | |
| XMU | | Transco 30 Physical Fixed Price Monthly | Natural Gas | IEPA | |
| XMW | | Transco 30 Physical Gas Daily Monthly | Natural Gas | IEPA | |
| XMY | | Transco 30 Physical Inside FERC | Natural Gas | IEPA | |
| XVE | | Transco 85 Physical Basis LD1 | Natural Gas | IEPA | |
| XVF | | Transco 85 Physical Inside FERC | Natural Gas | IEPA | |
| XJJ | | Transco Station 65 (Zone 3) Physical Basis LD1 | Natural Gas | IEPA | |
| XJG | | Transco Station 65 (Zone 3) Physical Fixed Price Monthly | Natural Gas | IEPA | |
| XJF | | Transco Station 65 (Zone 3) Physical Fixed Price Spot | Natural Gas | IEPA | |
| XJI | | Transco Station 65 (Zone 3) Physical Gas Daily Monthly | Natural Gas | IEPA | |
| XJH | | Transco Station 65 (Zone 3) Physical Gas Daily Spot | Natural Gas | IEPA | |
| XJK | | Transco Station 65 (Zone 3) Physical Inside FERC | Natural Gas | IEPA | |
| XVB | | Transco Station 85 (Zone 4) Physical Fixed Price Monthly | Natural Gas | IEPA | |
| XVA | | Transco Station 85 (Zone 4) Physical Fixed Price Spot | Natural Gas | IEPA | |
| XVD | | Transco Station 85 (Zone 4) Physical Gas Daily Monthly | Natural Gas | IEPA | |
| XVC | | Transco Station 85 (Zone 4) Physical Gas Daily Spot | Natural Gas | IEPA | |
| YFK | | Transco Z5 South Physical Basis LD1 | Natural Gas | IEPA | |
| YFG | | Transco Z5 South Physical Fixed Price Monthly | Natural Gas | IEPA | |
| YFF | | Transco Z5 South Physical Fixed Price Spot | Natural Gas | IEPA | |
| YFI | | Transco Z5 South Physical Gas Daily Monthly | Natural Gas | IEPA | |
| YFH | | Transco Z5 South Physical Gas Daily Spot | Natural Gas | IEPA | |
| YFJ | | Transco Z5 South Physical Inside FERC | Natural Gas | IEPA | |
| XW2 | | Transco Z6 (NON-NY North) Physical Basis LD1 | Natural Gas | IEPA | |
| XW1 | | Transco Z6 (NON-NY North) Physical Fixed Price Monthly | Natural Gas | IEPA | |
| XW0 | | Transco Z6 (NON-NY North) Physical Fixed Price Spot | Natural Gas | IEPA | |
| XW4 | | Transco Z6 (NON-NY North) Physical Gas Daily Monthly | Natural Gas | IEPA | |
| XW3 | | Transco Z6 (NON-NY North) Physical Gas Daily Spot | Natural Gas | IEPA | |
| XW5 | | Transco Z6 (NON-NY North) Physical Inside FERC | Natural Gas | IEPA | |
| XWO | | Transco Z6 (NY) Physical Basis LD1 | Natural Gas | IEPA | |
| XWL | | Transco Z6 (NY) Physical Fixed Price Monthly | Natural Gas | IEPA | |
| XWK | | Transco Z6 (NY) Physical Fixed Price Spot | Natural Gas | IEPA | |
| XWN | | Transco Z6 (NY) Physical Gas Daily Monthly | Natural Gas | IEPA | |
| XWM | | Transco Z6 (NY) Physical Gas Daily Spot | Natural Gas | IEPA | |
| XWP | | Transco Z6 (NY) Physical Inside FERC | Natural Gas | IEPA | |
| XRI | | Transco Z6 Non-NY Physical Basis LD1 | Natural Gas | IEPA | |
| XRJ | | Transco Z6 Non-NY Physical Fixed Price Monthly | Natural Gas | IEPA | |
| XRK | | Transco Z6 Non-NY Physical Fixed Price Spot | Natural Gas | IEPA | |
| XRM | | Transco Z6 Non-NY Physical Gas Daily Monthly | Natural Gas | IEPA | |
| XRL | | Transco Z6 Non-NY Physical Gas Daily Spot | Natural Gas | IEPA | |
| XRN | | Transco Z6 Non-NY Physical Inside FERC | Natural Gas | IEPA | |
| YFE | | Transco Z6 Sta-210 Physical Basis LD1 | Natural Gas | IEPA | |
| YFA | | Transco Z6 Sta-210 Physical Fixed Price Monthly | Natural Gas | IEPA | |
| YEZ | | Transco Z6 Sta-210 Physical Fixed Price Spot | Natural Gas | IEPA | |
| YFC | | Transco Z6 Sta-210 Physical Gas Daily Monthly | Natural Gas | IEPA | |
| YFB | | Transco Z6 Sta-210 Physical Gas Daily Spot | Natural Gas | IEPA | |
| YFD | | Transco Z6 Sta-210 Physical Inside FERC | Natural Gas | IEPA | |
| YEB | | Transcontinental Physical Basis LD1 | Natural Gas | IEPA | |
| YEA | | Transcontinental Physical Fixed Price Monthly | Natural Gas | IEPA | |