Even if you're in the US, you can go through a European LIR and get an ASN there as an individual. They will want you to have "infrastructure" in the EU (a VPS

Even if you're in the US, you can go through a European LIR and get an ASN there as an individual. They will want you to have "infrastructure" in the EU (a VPS is fine.) Generally, it is much cheaper than ARIN.