| W/n | Within n Words 
| Others |
| WN | NeXT WriteNow Text document
| Others |
| WN | Southwest Airlines Co.
| Others |
| WN | Wales Now
| Others |
| WN | Waste Nitrogen
| Others |
| WN | Wayne Newton
| Others |
| WN | Weak Normalization
| Others |
| WN | Weather Normalization
| Others |
| WN | Weather Now
| Others |
| WN | Web Novel
| Others |
| WN | Weekly News
| Others |
| WN | Weighted and Normalized
| Others |
| WN | Weighted Normalized
| Others |
| WN | Weighted Number
| Others |
| WN | Weld Neck
| Others |
| WN | Well Nourished
| Others |
| WN | Wellness Network
| Others |
| WN | West Newbury
| Others |
| WN | West Nile
| Others |
| WN | West Norfolk
| Others |
| WN | Western Nevada
| Others |
| WN | Western Newfoundland
| Others |
| WN | What Number
| Others |
| WN | What's New
| Others |
| WN | Whiskey Ninjas
| Others |
| WN | White Nationalist
| Others |
| WN | White Noise
| Others |
| WN | Why Not
| Others |
| WN | Why Not?
| Others |
| WN | Wickett.NET, L. L. C.
| Others |
| WN | Wilayat Network
| Others |
| WN | Will Not
| Others |
| WN | Willie Nelson
| Others |
| Wn | winch
| Others |
| WN | Winifred Norbury
| Others |
| WN | Winner Number
| Others |
| WN | Winsor Newton
| Others |
| WN | Winsor Newton (art)
| Others |
| WN | Wireless Network
| Others |
| WN | Wisconsin Northern Railroad
| Others |
| WN | With Notification
| Others |
| WN | Within N
| Others |
| WN | Wonderful Newfoundland
| Others |
| WN | Woodware Nightingale
| Others |
| WN | WordNet
| Others |
| WN | Work Notification
| Others |
| WN | World Neighbors
| Others |
| WN | World News
| Others |
| WN | Wydanie Narodowe
| Others |