rumänische Ortsnamen
| Baba |
| Babarunca |
| Babdiu |
| Babiu |
| Babutiu |
| Bacainti |
| Bacea |
| Bacel |
| Bacia |
| Baciia |
| Bacisoara |
| Baciu |
| Badai |
| Badeni (bei Odorheiu Secuiesc) |
| Badeni (bei Turda) |
| Badesti |
| Bagaciu (bei Tirnaveni) |
| Bagaciu (bei Dej) |
| Bagara |
| Bagau |
| Bahnea |
| Baia de Aries |
| Baia de Cris |
| Baica |
| Baiesti |
| Baile Bazna |
| Baile Chirui |
| Baile Homorod (bei Odorheiu Secuiesc) |
| Baile Homorod (bei Sighisoara) |
| Baile Jigodin |
| Baile Persani |
| Baile Rodbav |
| Baile Sintimbru |
| Baile Sugas |
| Baile Turda |
| Baile Tusnad |
| Baile Venetia de Jos |
| Baisoara |
| Baita (bei Reghin) |
| Baita (bei Dej) |
| Baita (bei Brad) |
| Baiut |
| Bala |
| Balan (bei Huedin) |
| Balan (bei Miercurea Ciuc) |
| Balata |
| Balauseri |
| Balcaciu |
| Balcesti (bei Capusu Mare) |
| Balcesti (bei Belis) |
| Balda |
| Baldovin |
| Balomir |
| Balomiru de Cimp |
| Balsa |
| Balvanyos |
| Bancu |
| Band |
| Banita |
| Banpotoc |
| Barabant |
| Baracani |
| Barai |
| Baraolt |
| Barastii Hategului |
| Barastii-Iliei |
| Baraszo |
| Baratcos |
| Barbosi |
| Barbura |
| Barcut |
| Bardesti |
| Baru |
| Baru Mare |
| Baru Mic |
| Basarabeasa |
| Bata |
| Batalar |
| Batanii Mari |
| Batanii Mici |
| Batin |
| Batiz |
| Batos |
| Batrina |
| Bazna |
| Becas |
| Beclean (bei Nasaud) |
| Beclean (bei Fagaras) |
| Beclean (bei Odorheiu Secuiesc) |
| Beclenut |
| Bedeciu |
| Bedeni |
| Beia |
| Beica de Jos |
| Beica de Sus |
| Bejan |
| Belani |
| Beldiu |
| Belin |
| Belis |
- |
deutsche Ortsnamen
| - |
| - |
| - |
| - |
| - |
| - |
| - |
| - |
| - |
| Bockendorf |
| - |
| - |
| - |
| - |
| - |
| - |
| Bogeschdorf |
| - |
| - |
| - |
| Bachnen |
| Offenburg |
| Altenberg |
| - |
| - |
| Bad Baaßen |
| - |
| Homoroder Sauerbrunnen / Honterusbad |
| - |
| - |
| - |
| - |
| Schugasch-Bad |
| Salzbad |
| Bad-Tuschnad |
| - |
| Kleingrub |
| Ginsdorf |
| - |
| - |
| Pernseifen |
| - |
| - |
| - |
| - |
| - |
| Bladenmarkt |
| Bulkesch |
| - |
| - |
| - |
| - |
| - |
| Ballendorf |
| Babeschen |
| Kaiserbad |
| - |
| - |
| - |
| Bonbach |
| - |
| - |
| - |
| - |
| - |
| - |
| - |
| - |
| - |
| - |
| Bekokten |
| - |
| - |
| - |
| - |
| - |
| Batzau |
| - |
| - |
| - |
| Battendorf |
| - |
| Botsch |
| - |
| Baaßen |
| - |
| Bethlen |
| - |
| - |
| Klein-Bethlen |
| - |
| - |
| Meeburg |
| Ungarisch Birk |
| Rumänisch Birk |
| Bessendorf |
| - |
| - |
| Blumendorf |
| - |
|
ungarische Ortsnamen
| - |
| - |
| Zaproc |
| Babony |
| Babuc |
| Bokaialfalu |
| Bacsfalva |
| Kökösbastelek |
| Bacsi |
| Bakonya |
| - |
| Kisbacs |
| - |
| Bagy |
| Bagyo |
| Badoky |
| Szaszbogcs |
| Kisbogacs |
| Bogartelke |
| Magyarbogo |
| Szaszbonyha |
| Aranyosbanya |
| Körösbanya |
| Bayika |
| - |
| - |
| Kirulyfurdö |
| Homorodfürdö |
| Honterusfürdö |
| Zsögödfürdö |
| - |
| - |
| Szentimrei-Büdösfurdö |
| Sugasfürdö |
| Sosfürdö |
| Tusnadfürdö |
| - |
| Jarabany |
| Mazöbanyca |
| Kero |
| Kisbanya |
| Erasebetbanya |
| Bala |
| Almasbalazshaza |
| Balanbanya |
| - |
| Balavasar |
| Szaszbalkacs |
| Balktelep |
| Valkobelecel |
| Bald |
| - |
| - |
| - |
| - |
| Csiszarfürdö |
| Csikbankfalva |
| Mezöband |
| - |
| Banpataka |
| Borband |
| Zagonbarkany |
| Bare |
| BarotBarot |
| Baresd |
| - |
| - |
| Barackos |
| Mezöszakal |
| - |
| Baranykut |
| Marosbardos |
| - |
| - |
| - |
| - |
| Baca |
| - |
| Nagybacon |
| Kisbacon |
| Batony |
| - |
| Batos |
| - |
| Felsöbajom |
| Bekastelep |
| Bethlen |
| Betlen |
| Szekelybetlenfalva |
| - |
| Bedecs |
| Bede |
| Homorodbene |
| Alsobölkeny |
| Felsöbölkeny |
| Bezsan |
| Belafalva |
| Marosbeld |
| Bölön |
| Beles |
|
