Split provisional issue was in usage between 01.03.1945 and 30.06.1945 (four complete months) what is the longest period among all provisional issues. However, this does not imply that the letters from this period are common.
1945 Split local provisional issue, letter, properly franked with 20 kn, sent from Dubrovnik 2 (??.03.1945) to the manager of the post office in Mostar. Censor cancellation No. 10, Dubrovnik.