Przejścia graniczne: Bregowo — Mokranie, Kalotina — Gradina, Oltomanci — Ribarci, Strezimirovci (BG), Strezimirowci — Żerawino...
Stan na 02:48 najkrótsza kolejka na przejściu Kalotina — Gradina (20 min). Najdłuższa kolejka — Wrzosowa Przełęcz — Rgotina (20 min).
Bulgaria → Serbia runs via the Kalotina–Gradina crossing on the E80/A4 motorway, the main road link from Sofia to Niš and Belgrade. Smaller crossings (Vrška Čuka, Strezimirovci) handle local traffic. Serbia is outside Schengen, so full border checks apply; queues are typically 30 minutes to 2 hours, with longer waits during diaspora summer returns and around New Year.