Gpo Zip / Postal Code - Afghanistan By Administrator | 31/10/2021 See postal code for Gpo, , Farah, Afghanistan. You can find the free Gpo postal code here. Gpo: 3101 Other countries Albania Algeria American Samoa Andorra Argentina Australia Austria (*) Bahamas Barbados Belarus (*) Belgium Brazil Bulgaria Cameroon Canada Chile (*) Colombia Costa Rica Croatia Cuba Cyprus Czech Republic Denmark Dominican Ecuador Egypt El Salvador Estonia Faroe Islands Fiji Finland France French Guiana Germany Ghana Gibraltar Greece (*) Greenland Guadeloupe Guam Guatemala Guernsey Haiti Honduras Hungary Iceland Ireland Isle Of Man Italy Jamaica Jersey Kenya Latvia Liechtenstein Lithuania Luxembourg Macedonia Malta Marshall Islands Martinique Mauritius Mayotte Mexico Moldova Monaco Montenegro (0) Morocco Netherlands New Zealand Nigeria (*) Norway Paraguay Peru (*) Poland Portugal (*) Puerto Rico Reunion Romania Russia San Marino Serbia (*) Slovakia Slovenia South Africa Spain Sweden Switzerland Tanzania Tunisia Uganda Ukraine United Kingdom United States Uruguay Vatican Venezuela Virgin Islands, U.S. Zambia Zimbabwe