| Name | Country | Feature class | Latitude | Longitude | |
|---|---|---|---|---|---|
1401  | Ospitaletto Ospitaletto | Italy, Lombardy Province of Brescia > Ospitaletto | seat of a third-order administrative division population 13,450, elevation 154m | N 45° 33′ 7'' | E 10° 4′ 32'' |
| 1402 | Osimo  Osimo,ojimo,Осимо,オージモ | Italy, The Marches Province of Ancona > Osimo | seat of a third-order administrative division population 16,610, elevation 265m | N 43° 29′ 7'' | E 13° 28′ 56'' |
| 1403 | Oschiri Oscari,Oscheri,Oschiri,Oskiri,ao si ji li,osukiri,Оскири,Оскірі,Օսկիրի,オスキリ,奥斯基里 | Italy, Sardinia Province of Sassari > Oschiri | seat of a third-order administrative division population 3,327, elevation 202m | N 40° 43′ 11'' | E 9° 6′ 3'' |
| 1404 | Orvieto Orvieto,oruvuieto,Орвието,オルヴィエート | Italy, Umbria Province of Terni > Orvieto | seat of a third-order administrative division population 5,440, elevation 325m | N 42° 43′ 9'' | E 12° 6′ 45'' |
| 1405 | Ortona Ortona,Ortona a Mare,Ортона | Italy, Abruzzo Province of Chieti > Ortona | seat of a third-order administrative division population 13,327, elevation 72m | N 42° 21′ 3'' | E 14° 24′ 12'' |
| 1406 | Urtijëi Artyzej,Ortisei,Ortizei,Ortizej,St. Ulrich im Groednertal,St. Ulrich im Grödnertal,St. Ulrich in Gro... | Italy, Trentino-Alto Adige South Tyrol > Ortisei | seat of a third-order administrative division population 4,306, elevation 1230m | N 46° 34′ 33'' | E 11° 40′ 18'' |
| 1407 | Orte Orte,orute,Орте,オルテ | Italy, Lazio Province of Viterbo > Orte | seat of a third-order administrative division population 3,865, elevation 132m | N 42° 27′ 40'' | E 12° 23′ 10'' |
| 1408 | Orta Nova Orta Nova | Italy, Apulia Provincia di Foggia > Orta Nova | seat of a third-order administrative division population 16,677, elevation 69m | N 41° 19′ 43'' | E 15° 42′ 35'' |
1409  | Lago d'Orta Cusio | Italy, Piedmont | lake | N 45° 48′ 48'' | E 8° 23′ 44'' |
| 1410 | Orsenigo Orsenigh,Orsenigo,Orsenigum,ao er sai ni ge,orusenigo,Орсениго,Орсеніго,Օրսենիգո,オルセニーゴ,奥尔塞尼戈 | Italy, Lombardy Province of Como > Orsenigo | seat of a third-order administrative division population 2,134, elevation 390m | N 45° 46′ 42'' | E 9° 10′ 46'' |
| 1411 | Orgosolo Orgosolo,Orgòsolo | Italy, Sardinia Province of Nuoro > Orgosolo | seat of a third-order administrative division population 4,342, elevation 620m | N 40° 12′ 19'' | E 9° 21′ 16'' |
| 1412 | Orbetello Orbetello,Orbetellu,Орбетелло | Italy, Tuscany Provincia di Grosseto > Orbetello | seat of a third-order administrative division population 5,779, elevation 3m | N 42° 26′ 29'' | E 11° 13′ 17'' |
| 1413 | Orbassano Orbassan,Orbassano,orubassano,Орбассано,オルバッサーノ | Italy, Piedmont Turin > Orbassano | seat of a third-order administrative division population 21,813, elevation 273m | N 45° 0′ 19'' | E 7° 32′ 17'' |
| 1414 | Opera Opera,opera,オーペラ | Italy, Lombardy Province of Milan > Opera | seat of a third-order administrative division population 11,481, elevation 101m | N 45° 22′ 24'' | E 9° 12′ 39'' |
| 1415 | Lago Omodeo Lago Omodeo,Lago del Tirso | Italy, Sardinia | lake | N 40° 8′ 0'' | E 8° 55′ 0'' |
| 1416 | Omegna Omegna,omenja,omenya,Оменя,オメーニャ | Italy, Piedmont Verbania > Omegna | seat of a third-order administrative division population 14,868, elevation 295m | N 45° 52′ 48'' | E 8° 24′ 23'' |
| 1417 | Oliena Oliena,Uliana,Ulìana,Олиена | Italy, Sardinia Province of Nuoro > Oliena | seat of a third-order administrative division population 7,264, elevation 379m | N 40° 16′ 34'' | E 9° 24′ 6'' |
| 1418 | Olgiate Olona Olgiate Olona | Italy, Lombardy Province of Varese > Olgiate Olona | seat of a third-order administrative division population 12,215, elevation 239m | N 45° 38′ 13'' | E 8° 52′ 53'' |
| 1419 | Olgiate Comasco Olgiate,Olgiate Comasco,Olgiate Novocomense | Italy, Lombardy Province of Como > Olgiate Comasco | seat of a third-order administrative division population 10,733, elevation 415m | N 45° 47′ 3'' | E 8° 58′ 5'' |
| 1420 | Oleggio Oleggio | Italy, Piedmont Province of Novara > Oleggio | seat of a third-order administrative division population 12,655, elevation 233m | N 45° 35′ 48'' | E 8° 38′ 31'' |
| 1421 | Oderzo Oderzo | Italy, Veneto Province of Treviso > Oderzo | seat of a third-order administrative division population 15,764, elevation 13m | N 45° 46′ 52'' | E 12° 29′ 39'' |
1422  | Province of Nuoro NU,Nuoro,Province of Nuoro,Provincia di Nuoro | Italy, Sardinia Province of Nuoro | second-order administrative division population 210,972 | N 40° 12′ 50'' | E 9° 22′ 15'' |
| 1423 | Numana Numana,numana,ヌマーナ | Italy, The Marches Province of Ancona > Numana | seat of a third-order administrative division population 1,322, elevation 56m | N 43° 30′ 40'' | E 13° 37′ 16'' |
| 1424 | Nulvi Nuivi,Nujvi,Nul'vi,Nulvi,nu er wei,nuruvui,Нулви,Нульви,Нульві,Նուլվի,ヌルヴィ,努尔维 | Italy, Sardinia Province of Sassari > Nulvi | seat of a third-order administrative division population 2,827, elevation 478m | N 40° 47′ 4'' | E 8° 44′ 36'' |
| 1425 | Novi Ligure Novi Ligure,Novi-Ligure,Нови-Лигуре,ノーヴィ・リーグレ | Italy, Piedmont Province of Alessandria > Novi Ligure | seat of a third-order administrative division population 25,957, elevation 197m | N 44° 45′ 44'' | E 8° 47′ 13'' |
| 1426 | Novellara Novellara | Italy, Emilia-Romagna Province of Reggio Emilia > Novellara | seat of a third-order administrative division population 10,393, elevation 24m | N 44° 50′ 41'' | E 10° 43′ 38'' |
| 1427 | Novate Milanese Novate Milanese,ノヴァーテ・ミラネーゼ | Italy, Lombardy Province of Milan > Novate Milanese | seat of a third-order administrative division population 19,758, elevation 148m | N 45° 31′ 49'' | E 9° 8′ 22'' |
| 1428 | Novate Mezzola Novate,Novate Mecola,Novate Mezola,Novate Mezoła,Novate Mezzola,Novate-Meccola,Novate-Medzola,Novatu... | Italy, Lombardy Province of Sondrio > Novate Mezzola | seat of a third-order administrative division population 1,377, elevation 212m | N 46° 13′ 9'' | E 9° 26′ 58'' |
| 1429 | Province of Novara NO,Novara,Novare,Province of Novara,Provincia di Novara | Italy, Piedmont Province of Novara | second-order administrative division population 369,018 | N 45° 35′ 7'' | E 8° 34′ 40'' |
| 1430 | Deutschnofen Deutschnofen,Nova Ponente,Nova Teutonica,Nova-Panenteh,Nova-Ponente,Nòva Ponènte,nuo wa bo nen tai,Н... | Italy, Trentino-Alto Adige South Tyrol > Deutschnofen | seat of a third-order administrative division population 1,483, elevation 1357m | N 46° 24′ 50'' | E 11° 25′ 30'' |
| 1431 | Nova Milanese Nova Milanese,ノーヴァ・ミラネーゼ | Italy, Lombardy Monza Brianza > Nova Milanese | seat of a third-order administrative division population 22,310, elevation 175m | N 45° 35′ 19'' | E 9° 11′ 52'' |
| 1432 | Welschnofen Nova Latina,Nova Levante,Nova-Levante,Nova-Levanteh,Welschnofen,nuo wa lai wan tai,Нова Леванте,Нова... | Italy, Trentino-Alto Adige South Tyrol > Nova Levante/Welschnofen | seat of a third-order administrative division population 1,480, elevation 1182m | N 46° 25′ 44'' | E 11° 32′ 21'' |
1433  | Punta Nordend Nordend,Nordendspitze | IT,CH | peak elevation 4608m | N 45° 56′ 31'' | E 7° 52′ 11'' |
| 1434 | Nonantola Nonantola,Nonantoła,Nonantula,nonantora,nuo nan tuo la,nwnatwla,Нонантола,نوناتولا,ノナントラ,诺南托拉 | Italy, Emilia-Romagna Province of Modena > Nonantola | seat of a third-order administrative division population 10,867, elevation 24m | N 44° 40′ 40'' | E 11° 2′ 16'' |
| 1435 | Nola Nola,nora,Νώλα,ノーラ | Italy, Campania Naples > Nola | seat of a third-order administrative division population 24,101, elevation 34m | N 40° 55′ 33'' | E 14° 31′ 41'' |
| 1436 | Noicattaro Noicattaro | Italy, Apulia Province of Bari > Noicattaro | seat of a third-order administrative division population 21,988, elevation 98m | N 41° 2′ 4'' | E 16° 59′ 22'' |
| 1437 | Noci Noci,nochi,ノーチ | Italy, Apulia Province of Bari > Noci | seat of a third-order administrative division population 15,383, elevation 420m | N 40° 47′ 36'' | E 17° 7′ 36'' |
| 1438 | Nocera Superiore Nocera Superiore | Italy, Campania Province of Salerno > Nocera Superiore | seat of a third-order administrative division population 23,452, elevation 70m | N 40° 44′ 32'' | E 14° 40′ 28'' |
| 1439 | Noale Noale,noare,ノアーレ | Italy, Veneto Province of Venice > Noale | seat of a third-order administrative division population 10,500, elevation 18m | N 45° 32′ 45'' | E 12° 3′ 52'' |
| 1440 | Nizza Monferrato Monferrato,Nissa,Nizza Monferrato | Italy, Piedmont Province of Asti > Nizza Monferrato | seat of a third-order administrative division population 8,633, elevation 181m | N 44° 46′ 27'' | E 8° 21′ 28'' |
| 1441 | Nerviano Nerviano,neruvuiano,ネルヴィアーノ | Italy, Lombardy Province of Milan > Nerviano | seat of a third-order administrative division population 17,030, elevation 175m | N 45° 33′ 12'' | E 8° 58′ 45'' |
| 1442 | Corno Nero | Italy, Piedmont Province of Vercelli > Alagna Valsesia | peak elevation 4322m | N 45° 54′ 53'' | E 7° 51′ 44'' |
| 1443 | Naturns Natourno,Naturna,Naturno,Naturns,Naturnum,na tu er nuo,natouruno,Νατούρνο,Натурна,Натурно,Նատուրնո,ナ... | Italy, Trentino-Alto Adige South Tyrol > Naturno/Naturns | seat of a third-order administrative division population 4,023, elevation 528m | N 46° 38′ 52'' | E 11° 0′ 4'' |
| 1444 | Narni Narni,naruni,ナルニ | Italy, Umbria Province of Terni > Narni | seat of a third-order administrative division population 5,279, elevation 240m | N 42° 31′ 10'' | E 12° 31′ 39'' |
| 1445 | Nardò Nardo,Nardò,narudo,ナルド | Italy, Apulia Provincia di Lecce > Nardò | seat of a third-order administrative division population 29,668, elevation 45m | N 40° 10′ 46'' | E 18° 1′ 54'' |
| 1446 | Naples Citta Metropolitana di Napoli,Città Metropolitana di Napoli,NA,Naples,Napoli,Neapel,Province de Napl... | Italy, Campania Naples | second-order administrative division population 3,084,890 | N 40° 53′ 0'' | E 14° 25′ 0'' |
| 1447 | Nago–Torbole Nacus-Turbulae,Nago Torbole,Nago-Torbole,Nago-Torbołe,Nago–Torbole,na ge-tuo er bo lai,nago=torubore... | Italy, Trentino-Alto Adige Province of Trente > Nago-Torbole | seat of a third-order administrative division population 2,679, elevation 222m | N 45° 52′ 33'' | E 10° 53′ 27'' |
| 1448 | Murano Ile de Murano,Murano,mu la nuo dao,murano,Île de Murano,מוראנו,ムラーノ,穆拉诺岛 | Italy, Veneto Province of Venice > Venice | populated place population 4,506, elevation 4m | N 45° 27′ 30'' | E 12° 21′ 24'' |
| 1449 | Mugnano di Napoli Mugnano 'e Napule,Mugnano di Napoli,ムニャーノ・ディ・ナーポリ | Italy, Campania Naples > Mugnano di Napoli | seat of a third-order administrative division population 34,231, elevation 125m | N 40° 54′ 33'' | E 14° 12′ 35'' |
| 1450 | Muggiò Muggio,Muggiò,mujjo,ムッジョ | Italy, Lombardy Monza Brianza > Muggiò | seat of a third-order administrative division population 23,193, elevation 186m | N 45° 35′ 19'' | E 9° 13′ 40'' |
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