Purchase European 220 power cords and power conditioners in the U.S.

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Would this work for you?

VOLTCRAFT  Series transformer AT-400 NV 
115, 125 V/AC to 230, 240 V/AC Transformer for the operation of USA devices at 230 V-mains or 240 V devices on USA mains (115 or 125 V) 

Output side has USA socket and earthed Euro socket (both with contact protection). 
These series transformers also have an automatic test function for connecting devices correctly and safely to the mains supply.

I tried to upload photos but they do not appear.

There are a few available in NY if you want more informatiln. Price: $150.00

More info here:
https://www.conrad.com/en/p/voltcraft-at-400-nv-400-w-240-v-ac-511360.html

Also useful as noise filtering isolating transformer.

Most European suppliers will ship to the US.  Order what you need from over there?  

why do you need cables?

Ask your Puritan Audio dealer. They can supply their conditioners with either Schuko or UK or North American outlets. Same with power cords. These will be special order of course you'll pay up front.