stamp printers by country

Y

      = Understood to be a current stamp printer.

YEMEN 
 First postage stamp issued: when: 1968. 
No stamps appear to have been produced locally.



YEMEN ARAB REPUBLIC (North Yemen)  
First postage stamp issued: 1926. 
No longer a country. See Yemen.
No stamps appear to have been produced locally.



YEMEN PEOPLE'S DEMOCRATIC REPUBLIC (South Yemen)
First postage stamp issued: 1968.
No longer a country. See Yemen.
No stamps appear to have been produced locally.



YUGOSLAVIA
First postage stamp issued: 1918.
No longer a country. See Serbia.