Market Identifier Codes
Exchange Codes used in:
| Abbr | Chr | Description |
| AMEX | A | NYSE AMEX |
| BOX | B | NASDAQ OMX BX |
| NSE | C | National Stock Exchange for stock or CBOE options exchange for options |
| FINRA | D | FINRA ADF |
| ISE | I | International Securities Exchange |
| EDGA | J | Direct Edge A |
| EDGX | K | Direct Edge X |
| CHXE | M | Chicago Stock Exchange |
| NYSE | N | New York Stock Exchange |
| OPRA | O | Options Price Reporting Authority |
| ARCA | P | NYSE Arca |
| NSDQ | Q | NASDAQ OMX from CTA (Q or T - same for Level II "Upper case quote") |
| NSDQ2 | T | NASDAQ OMX from UTP (Q or T - same for Level II "Upper case quote") |
| IEX | V | IEX: The Investor's Exchange |
| NSEX | W | CBOE Stock Exchange or CBOE C2 Options Exchange |
| PHLX | X | NASDAQ OMX PHLX |
| BYX | Y | BATS Y-Exchange |
| BZX | Z | BATS Exchange |