| NA | Numerical Constants | NA value |  | 
| NAM | Country IDs | Namibia |  | 
| NASD | Universe IDs - Other USA | NASDAQ Exchange |  | 
| NASDAQ100 | Universe IDs - Other USA | Nasdaq 100 |  | 
| NATGASPIPELINE | Energy | 25151510 - Natural Gas Pipeline and Storage Services |  | 
| NEUROLOGY | Healthcare | 35102045 - Neurology Biopharmaceuticals |  | 
| NGA | Country IDs | Nigeria |  | 
| NLD | Country IDs | Netherlands |  | 
| NONCYCLICAL | Consumer Non-Cyclicals | 50 - Consumer Non-Cyclicals |  | 
| NOOTC | Universe IDs - Major USA | No OTC Exchange |  | 
| NOR | Country IDs | Norway |  | 
| NPL | Country IDs | Nepal |  | 
| NUTRITION | Healthcare | 35152010 - Nutritional Health Pharmaceuticals |  | 
| NYSE | Universe IDs - Other USA | NY Stock Exchange |  | 
| NYSEMKT | Universe IDs - Other USA | NYSE MKT (AMEX) |  | 
| NZL | Country IDs | New Zealand |  |