| Name | Country | Feature class | Latitude | Longitude | |
|---|---|---|---|---|---|
2701  | Ostffyasszonyfa  Ostffyasszonyfa,Ostsfyasszonvfa | Hungary, Vas County | populated place | N 47° 19′ 43'' | E 17° 2′ 28'' |
| 2702 | Osli Osli,Oslija,Ošlija | Hungary, Győr-Moson-Sopron | populated place | N 47° 38′ 15'' | E 17° 4′ 30'' |
| 2703 | Öskü Osku,Öskü | Hungary, Veszprém | populated place | N 47° 9′ 36'' | E 18° 4′ 23'' |
| 2704 | Ősagárd Osagard,Ősagárd | Hungary, Nógrád | populated place | N 47° 51′ 30'' | E 19° 11′ 36'' |
| 2705 | Örvényes Orvenyes,Örvényes | Hungary, Veszprém | populated place | N 46° 54′ 54'' | E 17° 48′ 56'' |
| 2706 | Őrtilos Ortilos,Őrtilos | Hungary, Somogy County | populated place | N 46° 17′ 3'' | E 16° 55′ 38'' |
| 2707 | Ortaháza Ortahaza,Ortaháza | Hungary, Zala County | populated place | N 46° 37′ 21'' | E 16° 40′ 55'' |
| 2708 | Orosztony Orosztony | Hungary, Zala County | populated place | N 46° 37′ 39'' | E 17° 3′ 42'' |
| 2709 | Oroszló Oroszlo,Oroszló | Hungary, Baranya | populated place | N 46° 13′ 6'' | E 18° 7′ 23'' |
| 2710 | Oroszi Oroszi | Hungary, Veszprém | populated place | N 47° 9′ 20'' | E 17° 24′ 59'' |
| 2711 | Ormándlak Ormandlak,Ormándlak | Hungary, Zala County | populated place | N 46° 45′ 26'' | E 16° 45′ 13'' |
| 2712 | Őriszentpéter Oriszentpeter,Őriszentpéter | Hungary, Vas County | populated place | N 46° 50′ 27'' | E 16° 25′ 46'' |
| 2713 | Őrimagyarósd Orimagyarosd,Őrimagyarósd | Hungary, Vas County | populated place | N 46° 53′ 18'' | E 16° 32′ 10'' |
| 2714 | Őrhalom Ehrkhalom,Orhalom,Őrhalom,Эрхалом | Hungary, Nógrád | populated place | N 48° 4′ 42'' | E 19° 24′ 38'' |
2715  | Orgoványi-rét Nagy Ret,Nagy Rét,Orgovanyi-ret,Orgoványi-rét | Hungary, Bács-Kiskun | area | N 46° 47′ 0'' | E 19° 30′ 0'' |
| 2716 | Orfű Banos,Bános,Mecsekrakos,Mecsekrákos,Mecsekszakal,Mecsekszakál,Tekeres | Hungary, Baranya | populated place | N 46° 8′ 0'' | E 18° 9′ 0'' |
| 2717 | Orfalu | Hungary, Vas County | populated place | N 46° 52′ 53'' | E 16° 16′ 10'' |
| 2718 | Öreglak Oreglak,Öreglak | Hungary, Somogy County | populated place | N 46° 36′ 3'' | E 17° 37′ 17'' |
| 2719 | Öreg-hangyás Oreg-hangyas,Oreghangyasszollo,Öreg-hangyás,Öreghangyásszőllő | Hungary, Somogy County | area | N 46° 17′ 33'' | E 17° 20′ 54'' |
| 2720 | Öregcsertő Oregcserto,Öregcsertő | Hungary, Bács-Kiskun | populated place population 760 | N 46° 31′ 5'' | E 19° 6′ 55'' |
| 2721 | Öreg-Cselőte Oreg-Cselote,Oregcselotepuszta,Öreg-Cselőte,Öregcselőtepuszta | Hungary, Pest County | area | N 47° 48′ 0'' | E 19° 11′ 0'' |
| 2722 | Öreg-Borotai-szőlők Oreg-Borotai-szolok,Oregszollok,Öreg-Borotai-szőlők,Öregszőllők | Hungary, Bács-Kiskun | area | N 46° 16′ 0'' | E 19° 14′ 0'' |
| 2723 | Ordas Ordas | Hungary, Bács-Kiskun | populated place population 502 | N 46° 38′ 9'' | E 18° 56′ 46'' |
| 2724 | Ordacsehi Ordacsehi | Hungary, Somogy County | populated place | N 46° 44′ 27'' | E 17° 37′ 24'' |
| 2725 | Orci Orci | Hungary, Somogy County | populated place | N 46° 24′ 26'' | E 17° 52′ 28'' |
| 2726 | Orbányosfa Orbanyosfa,Orbányosfa | Hungary, Zala County | populated place | N 46° 51′ 11'' | E 16° 58′ 54'' |
| 2727 | Oltárc Oltarc,Oltárc | Hungary, Zala County | populated place | N 46° 31′ 58'' | E 16° 50′ 15'' |
| 2728 | Ólmod Bleigraben,Olmod,Plajgor,Pleigram,Ólmod | Hungary, Vas County | populated place | N 47° 24′ 51'' | E 16° 35′ 22'' |
| 2729 | Old Old | Hungary, Baranya | populated place | N 45° 47′ 20'' | E 18° 21′ 8'' |
| 2730 | Ölbő Olbo,Ölbő | Hungary, Vas County | populated place | N 47° 18′ 3'' | E 16° 51′ 40'' |
| 2731 | Olaszfalu | Hungary, Veszprém | populated place | N 47° 14′ 38'' | E 17° 54′ 19'' |
| 2732 | Olaszfa Kozmaolaszfa,Olaszfa,Olaszka,kozmafa | Hungary, Vas County | populated place | N 47° 0′ 49'' | E 16° 52′ 58'' |
| 2733 | Olasz Ahlass,Ahlaß,Hidor,Olasz | Hungary, Baranya | populated place | N 46° 0′ 34'' | E 18° 24′ 51'' |
| 2734 | Okorvölgy Ackerwe,Okorvolgy,Okorvölgy | Hungary, Baranya | populated place | N 46° 9′ 8'' | E 18° 3′ 32'' |
| 2735 | Okorág Monosokor,Mónosokor,Okorag,Okorág | Hungary, Baranya | populated place | N 45° 55′ 33'' | E 17° 52′ 30'' |
| 2736 | Óhíd Ohid,Óhid | Hungary, Zala County | populated place | N 46° 57′ 44'' | E 17° 10′ 15'' |
| 2737 | Ófalu Ohwala | Hungary, Baranya | populated place | N 46° 13′ 14'' | E 18° 31′ 56'' |
| 2738 | Ócsárd Ocsard,Ócsárd | Hungary, Baranya | populated place | N 45° 56′ 3'' | E 18° 9′ 7'' |
| 2739 | Öcs Ocs,Öcs | Hungary, Veszprém | populated place | N 47° 0′ 4'' | E 17° 36′ 43'' |
| 2740 | Óbudavár Obudavar,Óbudavár | Hungary, Veszprém | populated place | N 46° 56′ 17'' | E 17° 41′ 26'' |
2741  | Óbudai-sziget Hajogyar-Sziget,Hajógyár-Sziget,Nagy Sziget | Hungary, Pest County | island | N 47° 33′ 13'' | E 19° 3′ 17'' |
| 2742 | Óbarok Obarokpuszta,Óbarokpuszta | Hungary, Fejér | populated place | N 47° 29′ 32'' | E 18° 34′ 4'' |
| 2743 | Óbánya Altglashuette,Altglashütte,Obanya,Óbánya | Hungary, Baranya | populated place | N 46° 13′ 15'' | E 18° 24′ 37'' |
| 2744 | Nyugotszenterzsébet Nyugotszenterzsebet,Nyugotszenterzsébet | Hungary, Baranya | populated place | N 46° 4′ 36'' | E 17° 54′ 40'' |
| 2745 | Nyőgér Nyoger,Nyőgér | Hungary, Vas County | populated place | N 47° 10′ 49'' | E 16° 56′ 13'' |
| 2746 | Nyíresipuszta Nyiresipuszta,Nyirespuszta,Nyíresipuszta | Hungary, Veszprém | area | N 47° 9′ 0'' | E 17° 20′ 0'' |
| 2747 | Nyíres Nyires,Nyires-major,Nyíres | Hungary, Veszprém | area | N 47° 15′ 0'' | E 17° 25′ 0'' |
| 2748 | Nyíres Nyires,Nyirespuszta,Nyíres | Hungary, Somogy County | area | N 46° 31′ 57'' | E 17° 32′ 46'' |
| 2749 | Nyirád Nyirad,Nyirád | Hungary, Veszprém | populated place | N 47° 0′ 15'' | E 17° 27′ 6'' |
| 2750 | Nyim Nyim | Hungary, Somogy County | populated place | N 46° 48′ 14'' | E 18° 6′ 32'' |
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