- - 506, in ancient rome
- - Roman 506
- - 506, in old Rome
- - 506, to Caesar
- - 506, in Rome
- - Nero's 506
- - Cato's 506
- - Campbellton area code, to Darius
- - 506, to Nero
- - 506, in Roman numerals
- - 506, in letters
- - 506, in 506
- - Half of MXII
- - Twice CCLIII
- - Year in the reign of Theodoric the Great
- - Year in Alaric II's reign
- - XXII times XXIII
- - MXII half
- - Eleven-twentieths of CMXX
- - CCLIII doubled
- - 6th-century date
- - Early sixth-century date
- - Year in the reign of Anastasius I
- - Sixth-century date
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