| Port Code | Port Name | Country |
| NPNGX | Manang | Nepal |
| NPPKR | Pokhara | Nepal |
| NPPPL | Phaplu | Nepal |
| NPRHP | Ramechhap | Nepal |
| NPRJB | Rajbiraj | Nepal |
| NPRPA | Rolpa | Nepal |
| NPRUK | Rukumkot | Nepal |
| NPRUM | Rumjatar | Nepal |
| NPSIF | Simara | Nepal |
| NPSIH | Silgarhi-Doti | Nepal |
| NPSKH | Surkhet | Nepal |
| NPSUN | Sunauli | Nepal |
| NPSYH | Syangboche | Nepal |
| NPTMI | Tumlingtar | Nepal |
| NPTPJ | Taplejung | Nepal |
| NPTPU | Tikapur | Nepal |
| NRINU | Nauru Island | Nauru |
| NUALO | Alofi | Niue |
| NUIUE | Niue Island | Niue |
| NULL | .AFGHANISTAN | Afghanistan |
| NULL | .ALBANIA | Albania |
| NULL | .ALGERIA | Algeria |
| NULL | .YEMEN | Yemen |
| NULL | .LIECHTENSTEIN | Liechtenstein |
| NULL | .KOREA, DEMOCRATIC PEOPLE'S REPUBLIC OF | Korea, Democratic People's Republic of |
| NULL | .KYRGYZSTAN | Kyrgyzstan |
| NULL | .KOREA, REPUBLIC OF | Korea, Republic of |
| NULL | Kourou = GF QKR | France |
| NULL | .KUWAIT | Kuwait |
| NULL | .KIRIBATI | Kiribati |
| NULL | .LIBERIA | Liberia |
| NULL | .LESOTHO | Lesotho |
| NULL | .LITHUANIA | Lithuania |
| NULL | .LAO PEOPLE'S DEMOCRATIC REPUBLIC | Lao People's Democratic Republic |
| NULL | Le Port = RE LPT | France |
| NULL | .LATVIA | Latvia |
| NULL | .LIBYAN ARAB JAMAHIRIYA | Libyan Arab Jamahiriya |
| NULL | .LEBANON | Lebanon |
| NULL | .MAURITIUS | Mauritius |
| NULL | .MACEDONIA, THE FORMER YUGOSLAV REPUBLIC OF | Macedonia, The former Yugoslav Republic of |
| NULL | .MACAO | Macao |
| NULL | .MALAWI | Malawi |
| NULL | .LUXEMBOURG | Luxembourg |
| NULL | .MADAGASCAR | Madagascar |
| NULL | .MALTA | Malta |
| NULL | .MALAYSIA | Malaysia |
| NULL | .MARTINIQUE | Martinique |
| NULL | .MICRONESIA, FEDERATED STATES OF | Micronesia, Federated States of |
| NULL | .MONGOLIA | Mongolia |
| NULL | .MAURITANIA | Mauritania |
| NULL | .MARSHALL ISLANDS | Marshall Islands |
| NULL | .MALDIVES | Maldives |
| NULL | .MALI | Mali |
| NULL | .MAYOTTE | Mayotte |
| NULL | .NAURU | Nauru |
| NULL | .NETHERLANDS ANTILLES | Netherlands Antilles |
| NULL | .MYANMAR | Myanmar |
| NULL | .MOZAMBIQUE | Mozambique |
| NULL | .NETHERLANDS | Netherlands |
| NULL | .NAMIBIA | Namibia |
| NULL | .MEXICO | Mexico |
| NULL | .MOLDOVA, REPUBLIC OF | Moldova, Republic of |
| NULL | .MONTSERRAT | Montserrat |
| NULL | .MONACO | Monaco |
| NULL | .NEW CALEDONIA | New Caledonia |
| NULL | .NORFOLK ISLAND | Norfolk Island |
| NULL | .NEPAL | Nepal |
| NULL | .NIGERIA | Nigeria |
| NULL | .NICARAGUA | Nicaragua |
| NULL | .MOROCCO | Morocco |
| NULL | .OMAN | Oman |
| NULL | .PAKISTAN | Pakistan |
| NULL | .NIUE | Niue |
| NULL | .NORWAY | Norway |
| NULL | .NEW ZEALAND | New Zealand |
| NULL | .NIGER | Niger |
| NULL | .NORTHERN MARIANA ISLANDS | Northern Mariana Islands |
| NULL | .PHILIPPINES | Philippines |
| NULL | .PANAMA | Panama |
| NULL | .PAPUA NEW GUINEA | Papua New Guinea |
| NULL | .PALAU | Palau |
| NULL | .PITCAIRN | Pitcairn |
| NULL | .POLAND | Poland |
| NULL | .PUERTO RICO | Puerto Rico |
| NULL | .QATAR | Qatar |
| NULL | .PARAGUAY | Paraguay |
| NULL | .PERU | Peru |
| NULL | Pointe a Pitre = GP PTP | France |
| NULL | .ROMANIA | Romania |
| NULL | .SAINT KITTS AND NEVIS | Saint Kitts and Nevis |
| NULL | .RWANDA | Rwanda |
| NULL | .RÉUNION | Réunion |
| NULL | .SAINT LUCIA | Saint Lucia |
| NULL | .SAINT VINCENT AND THE GRENADINES | Saint Vincent and the Grenadines |
| NULL | .RUSSIAN FEDERATION | Russian Federation |
| NULL | .SAINT HELENA | Saint Helena |
| NULL | .SAMOA | Samoa |
| NULL | .SAINT PIERRE AND MIQUELON | Saint Pierre and Miquelon |
| NULL | .SAO TOME AND PRINCIPE | Sao Tome and Principe |
| NULL | .SAUDI ARABIA | Saudi Arabia |