Yes, there are a number of countries that are currently restricted from using ChainEX, for legal reasons, the list is as follows:  


Country

Extension Code

ISO Code

United States of America

+1

US

Algeria

+213

DZ

Bolivia

+591

BO

Ecuador

+593

EC

Kyrgyzstan

+996

KG

Bangladesh

+880

BD

Nepal

+977

NP

Cambodia

+855

KH

Zimbabwe+263ZWE

Macedonia

+389

MK