| NFN | Named Function Networking 
| Others |
| NFN | Naples Free Net
| Others |
| NFN | Naples Free-Net
| Others |
| NFN | Nasdaq Fund Network
| Others |
| NFN | National Families Network
| Others |
| NFN | National Fathers Network
| Others |
| NFN | National Federation of Nurses
| Others |
| NFN | National Fiber Network
| Others |
| NFN | National Field Network
| Others |
| NFN | National File Number
| Others |
| NFN | National Fire News
| Others |
| NFN | National Fleet Network
| Others |
| NFN | National Freight Network
| Others |
| NFN | Native Forest Network
| Others |
| NFN | Natural Force Nutritions
| Others |
| NFN | Naturisten Federatie Nederland
| Others |
| NFN | Naval Fires Network
| Others |
| NFN | Need to Feed the Need
| Others |
| NFN | Neighborhood Fundraising Network
| Others |
| NFN | Nelson For Norfolk
| Others |
| NFN | Net Financial News
| Others |
| NFN | Neuro Fuzzy Network
| Others |
| NFN | New Faculty Network
| Others |
| NFN | News From National
| Others |
| NFN | Nipissing First Nation
| Others |
| NFN | No F***ing Name
| Others |
| NFN | No First Name
| Others |
| NFN | Non Factory New
| Others |
| NFN | Nordic Finance Network
| Others |
| NFN | Nordic Fringe Network
| Others |
| NFN | Norfolk Field Naturalists Club
| Others |
| NFN | Normal for Norfolk
| Others |
| NFN | North Fork Natural
| Others |
| NFN | North Forty News
| Others |
| NFN | Not For Noobs
| Others |
| NFN | Not For Nothing
| Others |
| NFN | Not For Now
| Others |
| NFN | Nurturing Families Network
| Others |