| Lat.DMS | Long.DMS | Lat.Dec. | Long.Dec. | Country | Port name |
| 481 | 40°33,43'N | 14°14,70'E | 40.55717 | 14.245 | ITA | MARINA GRANDE ( ISOLA DI CAPRI) |
| 482 | 40°37,66'N | 14°22,07'E | 40.62767 | 14.36783 | ITA | MARINA GRANDE - SORRENTO - |
| 483 | 41º50,40'N | 03º08,10'E | 41.84 | 3.135 | ESP | MARINA PALAMÓS |
| 484 | 40°32,40'N | 14°14,30'E | 40.54 | 14.23833 | ITA | MARINA PICCOLA ( ISOLA DI CAPRI) |
| 485 | 40°37,79'N | 14°22,76'E | 40.62983 | 14.37933 | ITA | MARINA PICCOLA - SORRENTO - |
| 486 | 43º16,00'N | 06º35,18'E | 43.26667 | 6.588333 | FRA | MARINES DE COGOLIN |
| 487 | 35º53,08'N | 14º29,80'E | 35.88467 | 14.49667 | MLT | MARSA |
| 488 | 32º48,764 | 12º27,882E | 32.81267 | 12.46467 | LBY | MARSA ABOUBAKAR |
| 489 | 32º39,297 | 14º16,376E | 32.65483 | 14.27283 | LBY | MARSA AL KHUMS |
| 490 | 31º54,600 | 25º02,200E | 31.91 | 25.03667 | LBY | MARSA AL MURAIYSSAH |
| 491 | 31º59,300 | 24º25,000E | 31.98833 | 24.41667 | LBY | MARSA BOU LAFARIT |
| 492 | 31º45,225 | 25º05,448E | 31.75367 | 25.09067 | LBY | MARSA BURDIYAH |
| 493 | 32º47,576 | 12º44,877E | 32.79284 | 12.74783 | LBY | MARSA DILA |
| 494 | 32º06,344 | 23º55,954E | 32.10567 | 23.9325 | LBY | MARSA EL AWDAH |
| 495 | 31º42,700 | 25º07,500E | 31.71167 | 25.125 | LBY | MARSA EL MREGAH |
| 496 | 31º59,500 | 24º35,200E | 31.99167 | 24.58667 | LBY | MARSA GABES |
| 497 | 31º48,000 | 25º03,900E | 31.8 | 25.065 | LBY | MARSA HAREGAH |
| 498 | 30º54,688 | 17º52,006E | 30.91133 | 17.86667 | LBY | MARSA LAWEIJA |
| 499 | 31º58,500 | 24º54,800E | 31.975 | 24.91333 | LBY | MARSA LAWRAH |
| 500 | 32º01,044 | 24º45,809E | 32.01733 | 24.76333 | LBY | MARSA LUCCH |
| 501 | 32º03,000 | 24º01,000E | 32.05 | 24.01667 | LBY | MARSA OUM ECHAOUCH |
| 502 | 32º48,298 | 12º28,273E | 32.80483 | 12.47117 | LBY | MARSA SABRATHA |
| 503 | 32º47,702 | 12º34,452E | 32.795 | 12.57417 | LBY | MARSA SIDI ZEID |
| 504 | 32º48,000 | 12º32,179E | 32.8 | 12.53617 | LBY | MARSA TOBBAH |
| 505 | 32º48,820 | 12º26,702E | 32.81367 | 12.445 | LBY | MARSA ZUWAGHAH |
| 506 | 37°46,92'N | 12°26,16'E | 37.782 | 12.436 | ITA | MARSALA |
| 507 | 36º04,40'N | 14º15,65'E | 36.07333 | 14.26083 | MLT | MARSALFORN |
| 508 | 35º51,81'N | 14º33,78'E | 35.8635 | 14.563 | MLT | MARSASKALA |
| 509 | 35º50,43'N | 14º32,86'E | 35.8405 | 14.54767 | MLT | MARSAXLOKK (IL-MAGHLUQ) |
| 510 | 35º50,45'N | 14º32,69'E | 35.84083 | 14.54483 | MLT | MARSAXLOKK (IX-XATT) |
| 511 | 35º50,27'N | 14º32,58'E | 35.83783 | 14.543 | MLT | MARSAXLOKK (KAVALLERIZZA) |
| 512 | 43º19,00'N | 03º34,00'E | 43.31667 | 3.566667 | FRA | MARSEILLAN-PLAGE |
| 513 | 35º48,0'N | 0º9,40'W | 35.8 | -0.1611111 | DZA | Marset El Hadjadj |
| 514 | 43º24,00'N | 05º03,00'E | 43.4 | 5.05 | FRA | MARTIGUES |
| 515 | 35°36,90'N | 05°16,20' | 35.615 | -5.27 | MAR | MARTIL DIZA |
| 516 | 35°38,00'N | 05°16,50' | 35.63334 | -5.275 | MAR | MARTIL OUED EL MALEH |
| 517 | 36°43,91'N | 15°07,47'E | 36.73183 | 15.1245 | ITA | MARZAMEMI |
| 518 | 35°09,30'N | 04°25,80' | 35.155 | -4.43 | MAR | MASTASSA |
| 519 | 41º32,30'N | 02º27,30'E | 41.5416 | 2.4583 | ESP | MATARO |
| 520 | 37°38,56'N | 12°35,22'E | 37.64267 | 12.587 | ITA | MAZARA DEL VALLO |
| 521 | 37º34,00'N | 01º15,24'W | 37.56667 | -1.25667 | ESP | MAZARRON |
| 522 | 32º51,421 | 13º03,923E | 32.857 | 13.06533 | LBY | MEDINA SIAHIAH |
| 523 | 35º17,30'N | 02º56,12'W | 35.2917 | -2.93667 | ESP | MELILLA |
| 524 | 35º58,00'N | 14º21,38'E | 35.96667 | 14.35633 | MLT | MELLIEHA BAY |
| 525 | 43º46,36'N | 07º30,42'E | 43.77667 | 7.511667 | FRA | MENTON |
| 526 | DZA | Mers El Kebir |
| 527 | 35º4,0'N | 2º1,0'W | 35.06667 | -2.016667 | DZA | Merset Ben Mhidi |
| 528 | 38°11,50'N | 15°33,71'E | 38.19167 | 15.56183 | ITA | MESSINA |
| 529 | 40°38,79'N | 14°24,46'E | 40.6465 | 14.40767 | ITA | META DI SORRENTO |
| 530 | 36º01,69'N | 14º17,90'E | 36.02817 | 14.29833 | MLT | MGARR |
| 531 | 36º01,32'N | 14º16,35'E | 36.022 | 14.2725 | MLT | MGARR IX-XINI |
| 532 | 38°12,86'N | 15°14,96'E | 38.21433 | 15.24933 | ITA | MILAZZO |
| 533 | 30º25,000 | 19º35,000E | 30.41667 | 19.58333 | LBY | MINA AL BRAYGAH |
| 534 | 32º40,687 | 14º14,672E | 32.678 | 14.2445 | LBY | MINA AL KHUMS |
| 535 | 32º06,227 | 20º02,895E | 32.10367 | 20.04817 | LBY | MINA BENGHAZI JADID |
| 536 | 32º06,299 | 20º03,288E | 32.10483 | 20.05467 | LBY | MINA BENGHAZI KADIM |
| 537 | 32º22,455 | 15º13,043E | 32.37417 | 15.21733 | LBY | MINA QASR AHMED |
| 538 | 30º30,251 | 18º34,181E | 30.50417 | 18.56967 | LBY | MINA RAS LANUF |
| 539 | 35º57,62'N | 14º23,43'E | 35.96033 | 14.3905 | MLT | MISTRA BAY |
| 540 | 37º08,30'N | 01º51,00'W | 37.1417 | -1.85 | ESP | MOJACAR |
| 541 | 40°49,99'N | 14°15,53'E | 40.83317 | 14.25883 | ITA | MOLOSIGLIO - NAPOLI - |
| 542 | 43º44,06'N | 07º25,30'E | 43.735 | 7.425 | FRA | MONACO |
| 543 | 35°46,30'N | 10°50,00'E | 35.775 | 10.83333 | TUN | MONASTIR |
| 544 | 38°12,24'N | 13°19,76'E | 38.204 | 13.32933 | ITA | MONDELLO |
| 545 | 44°08,52'N | 09°39,63'E | 44.142 | 9.6605 | ITA | MONTE ROSSO AL MARE - PORTO DI LEVANTE |
| 546 | 44°08,57'N | 09°38,65'E | 44.14283 | 9.644167 | ITA | MONTE ROSSO AL MARE - PORTO DI PONENTE |
| 547 | 41º28,00'N | 02º17,30'E | 41.4667 | 2.2917 | ESP | MONTGAT |
| 548 | 38º40,60'N | 00º08,30'E | 38.6833 | 0.1417 | ESP | MORAIRA |
| 549 | DZA | Mostaganem |
| 550 | 36º43,18'N | 03º31,24'W | 36.72167 | -3.52333 | ESP | MOTRIL |
| 551 | 32º47,653 | 12º36,824E | 32.79417 | 12.61367 | LBY | MOTRUD |
| 552 | 35°09,00'N | 02°47,10' | 35.15 | -2.785 | MAR | MOUHANDIS |
| 553 | 35°09,80'N | 02°40,30' | 35.16333 | -2.671667 | MAR | MOULAY ALI CHERIF |
| 554 | 32º10,700 | 23º39,200E | 32.17833 | 23.65333 | LBY | MRASSAS |
| 555 | 31º57,060 | 19º56,689E | 31.951 | 19.94467 | LBY | MREISSAH |
| 556 | 35º53,66'N | 14º29,81'E | 35.89433 | 14.49683 | MLT | MSIDA (MSIDA CREEK) |
| 557 | 32º24,400 | 20º21,800E | 32.40667 | 20.36333 | LBY | MUNGAR HOSSEIN |
| 558 | 31º28,515 | 19º59,673E | 31.47517 | 19.9945 | LBY | MURRAH |
| 559 | 32º48,123 | 22º33,330E | 32.802 | 22.5555 | LBY | NADI EL GHOUS |