Here are four nice marked pieces from outside the US as follows - actual postage additional:

U-TBD -- Nice piece similar to a CD 128 style from Portugal (Made by Vista Alegre) in good condition -- $25

U-1225 incuse marked with a 6 on the dome (most likely German) - tiny spot of scratching on the dome, else nice -- $8

U-TBD -- Nice piece from Norway with the Porsgrund Pottery anchor logo - just a tiny base flake -- $12 (SOLD)

U-1244 -- German style with the Johann Haviland logo in nice condition -- $12