1986–87 Divizia B

The 1986–87 Divizia B was the 47th season of the second tier of the Romanian football league system.

The format has been maintained to three series, each of them having 18 teams. At the end of the season the winners of the series promoted to Divizia A and the last four places from each series relegated to Divizia C.

To Divizia B
Promoted from Divizia C
 * Minerul Gura Humorului
 * Unirea Dinamo Focșani
 * FEPA 74 Bârlad
 * Unirea Slobozia
 * Autobuzul București
 * ROVA Roșiori
 * Gloria Pandurii Târgu Jiu
 * Minerul Paroșeni
 * Steaua CFR Cluj
 * Unio Satu Mare
 * Inter Sibiu
 * Poiana Câmpina

Relegated from Divizia A
 * Politehnica Timișoara
 * ASA Târgu Mureș
 * Bihor Oradea

From Divizia B
Relegated to Divizia C
 * Metalul Plopeni
 * Muscelul Câmpulung
 * CFR Timișoara
 * Dunărea Călărași
 * Avântul Reghin
 * Unirea Alba Iulia
 * Chimia Fălticeni
 * Șoimii IPA Sibiu
 * Înfrățirea Oradea
 * Minerul Vatra Dornei
 * ICSIM București
 * Minerul Lupeni

Promoted to Divizia A
 * Oțelul Galați
 * Flacăra Moreni
 * Jiul Petroșani

Renamed teams
Aripile Bacău was renamed as Aripile Victoria Bacău.

Delta Tulcea was renamed as Delta Dinamo Tulcea.