Characters that are likely to work pretty much everywhere, but you can't be 100% sure, and you'll probably do better using the unofficial number codes.

€ €
‚ ‚
ƒ ƒ ƒ
„ „
… …
† †
‡ ‡
ˆ ˆ ˆ
‰ ‰
‹ ‹
Œ Œ Œ
‘ ‘
’ ’
“ “
” ”
• •
– –
— —
˜ ˜ ˜
™ ™
› ›
œ œ œ
Ÿ Ÿ Ÿ
ª ª ª
º º º

 

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