| Nurme* borehole | Estonia | | | 0 | 1 | 10 | 0 | |
| Niidiküla F-365 borehole | Estonia | 58.8387, 22.8441 | 370 | 8 | 29 | 98 | 88 | |
| Nikolajevskoye 3 borehole, Leningrad Oblast | Russia | | 251.5 | 4 | 12 | 170 | 120 | |
| Ninaotsa F-372 borehole | Estonia | 58.9926, 22.4382 | 255 | 3 | 4 | 85 | 79 | |
| Nissi 5 borehole | Estonia | 59.1093, 24.2981 | 250.2 | 5 | 4 | 6 | 6 | |
| Anna 18 borehole | Estonia | 59.0235, 25.6140 | 176.7 | 1 | 0 | 54 | 50 | |
| Nõmme 777 borehole | Estonia | 58.4458, 22.9485 | 50 | 0 | 0 | 0 | 0 | |
| Nõmpa 685 borehole | Estonia | 58.3901, 22.2734 | 31.1 | 1 | 0 | 0 | 0 | |
| Novaya Derevnya borehole, Pskov Oblast | Russia | 58.5446, 28.1159 | | 4 | 6 | 7 | 7 | |
| Nudi F-266 borehole | Estonia | 59.4697, 26.2541 | 284.4 | 4 | 0 | 21 | 21 | |
| Oela 3326 borehole | Estonia | 59.0403, 24.6875 | 169 | 6 | 2 | 0 | 0 | |
| Nurme F-299 borehole | Estonia | 59.2759, 24.6188 | 354 | 8 | 7 | 28 | 28 | |
| Metsküla F-198 borehole | Estonia | 59.1718, 27.2195 | 366.4 | 13 | 45 | 135 | 163 | |
| Nurste F-368 borehole | Estonia | 58.7941, 22.4724 | 365.4 | 4 | 7 | 112 | 112 | |
| Nõmmemaa F-337 borehole | Estonia | 59.1742, 23.7298 | 332 | 4 | 5 | 45 | 147 | |
| Nõmmeveski F-129 borehole | Estonia | 59.5132, 25.7827 | 266.5 | 5 | 8 | 39 | 54 | |
| Nõmmeküla 1 borehole | Estonia | | | 1 | 0 | 0 | 0 | |
| Nõmmeküla 10 borehole | Estonia | | | 1 | 1 | 0 | 0 | |
| Nõmmeküla 2 borehole | Estonia | | 25.6 | 1 | 0 | 0 | 0 | |
| Nõmmeküla 3 borehole | Estonia | | 25.2 | 1 | 0 | 0 | 0 | |
| Nõmmeküla 5 borehole | Estonia | | | 1 | 0 | 0 | 0 | |
| Nõmmeküla 6 borehole | Estonia | 59.6366, 25.0055 | 125.05 | 3 | 0 | 0 | 0 | |
| Nõmmeküla 7 borehole | Estonia | | | 1 | 0 | 0 | 0 | |
| Nõva 270 borehole | Estonia | 58.6280, 27.0096 | 275 | 8 | 133 | 308 | 55 | |
| Nässuma 825 borehole | Estonia | 58.2604, 22.8212 | 260 | 14 | 118 | 154 | 266 | |
