| Acrónimos de Internet | Acrónimos Sociales |
| ASCII Emoticons | ASCII Code | Netiquette |
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
ASCII Emoticons
O
| ASCII | Significado |
| ~\\ (^o^) /~/~ | Octopus (Japanese symbol) |
| __mm_oo_mm__ | Octopus spying at the wall |
| O>-<|= | Of interest to women |
| :-O | Oh |
| :{ | Oh boy, the headmaster! |
| 8-O | Oh My God! |
| :-O | Oh No |
| #:-O | Oh No! |
| #:-o | Oh, nooooooo! |
| :-o | Oh, nooooooo! (a la Mr. Bill) |
| {O} | Old macho man |
| {y} | Old pubis |
| :-=) | Older user with mustache |
| 8-O | Omigod!! |
| -] | One eye |
| :-F | one tooth missing |
| .-] | One-eyed smilely |
| __m_oo__ | One-handed spying at the wall |
| :-* | Oops |
| =^) | Open minded smiley |
| |:-O | Open mouth smiley |
| =^) | Open-minded |
| ..|._ | Opposite of a rose |
| :=) | Orangutan |
| :=) | Orangutan smiley |
| {:0 | Orator user wearing a toupee |
| >-) | Oriental Smiling Face |
| :@ | Ouch! |
| :-) , | Outie belly button |
| &:-] | Overly Handsome Self-Portrait |
| &8-] | Overly Handsome Self-Portrait |