Home Economic Trends Christown Spectrum Mall: The Oldest Mall In Phoenix! – Soure – Retail...Business and EconomyEconomic TrendsChristown Spectrum Mall: The Oldest Mall In Phoenix! – Soure – Retail Archaeology (07/16/2019)By wsw staff - July 16, 2019 In this episode Retail Archaeology goes to take a look at Christown Spectrum Mall. Christown Spectrum Mall opened in 1961 and is the oldest mall in Phoenix and the first air conditioned mall in Arizona.