Anzahl Buchstaben: 3
| NGN |
| NGO |
| NGR |
| NGU |
| NHD |
| NHL |
| NIA |
| NIB |
| NIC |
| NID |
| NIE |
| NIG |
| NIH |
| NII |
| NIK |
| NIL |
| NIM |
| NIN |
| NIO |
| NIR |
| NIS |
| NIT |
| NIU |
| NIV |
| NIX |
| NKB |
| NKL |
| NKR |
| NKT |
| NKZ |
| NLD |
| NLP |
| NLZ |
| NMB |
| NMS |
| NMU |
| NNE |
| NNO |
| NNQ |
| NNW |
| NOA |
| NOC |
| NOD |
| NOE |
| NOG |
| NOH |
| NOI |
| NOK |
| NOL |
| NOM |
| NON |
| NOR |
| NOS |
| NOT |
| NOV |
| NOW |
| NOX |
| NOZ |
| NPD |
| NPR |
| NRH |
| NRK |
| NRN |
| NRT |
| NRW |
| NRZ |
| NSA |
| NSG |
| NST |
| NSU |
| NTA |
| NTB |
| NTE |
| NTO |
| NTV |
| NUE |
| NUG |
| NUH |
| NUI |
| NUK |
| NUL |
| NUM |
| NUN |
| NUO |
| NUR |
| NUS |
| NUT |
| NUX |
| NVA |
| NVP |
| NWM |
| NWT |
| NYC |
| NYI |
| NYM |
| NYR |
| NYS |
| NYT |
| NYX |
| NZD |
| NZI |
| NZO |
| NZZ |
| OAK |
| OAL |
| OAR |
| OAS |
| OAU |
| OBA |
| OBB |
| OBE |
| OBG |
| OBI |
| OBJ |
| OBO |
| OBS |
| OBU |
| OCA |
| OCH |
| OCK |
| OCR |
| OCU |
| ODA |
| ODD |
| ODE |
| ODO |
| ODT |
| ODU |
| OEA |
| OED |
| OEE |
| OEG |
| OEH |
| OEI |
| OEL |
| OEM |
| OER |
| OES |
| OEX |
| OEY |
| OEZ |
| OFF |
| OFK |
| OFM |
| OFO |
| OFR |
| OFT |
| OFU |
| OGA |
| OGE |
| OGH |
| OGI |
| OGO |
| OHA |
| OHE |
| OHG |
| OHL |
| OHM |
| OHO |
| OHP |
| OHR |
| OHU |
| OHV |
| OHZ |
| OID |
| OIE |
| OIK |
| OIL |
| OIN |
| OIS |
| OIZ |
| OJA |
| OJE |
| OJO |
| OKA |
| OKE |
| OKI |
| OKR |
| OKT |
| OKU |
| OLA |
| OLD |
| OLE |
| OLF |
| OLG |
| OLI |
| OLK |
| OLL |
| OLM |
| OLT |
| OLU |
| OMA |
| OMC |
| OME |
| OMI |
| OMJ |
| OMO |
| OMU |
| OMV |
| ONA |