Country code +354 is Iceland.
Germany is country code +49.
0042 used to be reserved for Czechoslovakia, however since 1997 this is no longer used.00420 is Czech Republic00421 is Slovakia00423 is Liechtenstein
Colombia is country code +57.
pakistan
The country calling code for Germany is 49. So 010 49 from the US.
Qatar is telephone country code +974.
Country code +357 is Cyprus.
No such code. +1 is the country code for America The calling code is therefore the three digits beginning with 60 in this case.
The International country calling code of Slovakia is +421.
The country code for Sweden is +46, no matter where you're calling from.
0021 is not the country code for England. England uses the United Kingdom country code +44 which is dialled as 00 44 from most of Europe or 011 44 from North America.