[3] It may have been intended as a replacement for Alexandropolis Maedica, which had ceased to exist by the Roman Imperial period.
[3] A letter written to the city by Emperor Antoninus Pius in AD 158, which was inscribed on stone, survives.
[5] The town is mentioned by Ptolemy as being in Sintice, a part of Macedonia,[6] as well as by Phlegon of Tralles,[7] Hierocles,[8] and Constantine Porphyrogenitus.
Ptolemy's text refers to the town as "Paroecopolis" (Ancient Greek: Παροικόπολις), but this is a copyist's error.
[3] A town named Pathenopolis, mentioned by Stephanus Byzantius, Pliny,[10] and Eutropius has been identified with Parthicopolis, but this appears to be incorrect, since that city was located on the shore of the Black Sea between Callatis and Tomis.