

| Acronym | Sense | Language | Topics | 
|---|---|---|---|
| БАИТ | Българска асоциация по информационни технологии | In Bulgarian | |
| БАМ | Байкало-Амурська магістраль = BAM | Bajkalo-Amoerskaja Magistral | In Dutch = BAM | Baikal-Amur Mainline | In English = BAM | Bajkalsko-amurská magistrála | In Czech = BAM | Baikal-Amur-Magistrale | In German = BAM | Baikali-Amuuri magistraalraudtee | In Estonian = BAM | Baïkal Amour Magistral | In French = BAM | Bajkalsko-amurska magistrala | In Slovenian = БАМ | Байкало-Амурская магистраль | In Russian | In Ukrainian | → Transport and postal services | 
| БАМ | Байкало-Амурская магистраль = BAM (look above) | In Russian | → Transport and postal services | 
| БСП | Българската социалистическа партия | In Bulgarian | → Political parties and movements | 
| БФП | Балтийский Фонд Природы (http://bfn.org.ru) = BFN | Baltic Fund for Nature | In English | In Russian | → Organizations and associations → Environmental protection → Russia | 
| БЭА | Бюро экономического анализа = BEA | Bureau of Economic Analysis | In English | In Russian | → Economics |