sentences:  Since then almost all issues have "1st Local" stamps, and some have "2nd Local" stamps, rather than the previous "For Local Addresses Only".1st Local stamps are valid for standard letters within Singapore up to 20 g, and 2nd Local stamps are valid for standard letters within Singapore up to 40 g.
  
  Russian Post sells envelopes and postcards with pre-printed non-denominated stamps for domestic mail, "A" for regular domestic mail, "B" for postcards, and "D" for registered mail.The Åland Islands use the following NVI denominations