| IAC | In Any Case | - | Sms Text Smileys and Emoticons |
| IAE | In Any Event | - | Sms Text Smileys and Emoticons |
| IAG | It's All Good | - | Sms Text Smileys and Emoticons |
| IAGW | In A Good Way | - | Sms Text Smileys and Emoticons |
| IANAL | I Am Not A Lawyer | - | Sms Text Smileys and Emoticons |
| IBN | I'm Butt Naked! | - | Sms Text Smileys and Emoticons |
| IC | I See / In Character | - | Sms Text Smileys and Emoticons |
| IDGI | I Don't Get It | - | Sms Text Smileys and Emoticons |
| IDK | I Don't Know | - | Sms Text Smileys and Emoticons |
| IGGP | I Gotta Go Pee | - | Sms Text Smileys and Emoticons |
| IGP | I Gotta Pee | - | Sms Text Smileys and Emoticons |
| IHA | I Hate Acronyms | - | Sms Text Smileys and Emoticons |
| IHU | I Hear You | - | Sms Text Smileys and Emoticons |
| IIRC | If I Remember Correctly | - | Sms Text Smileys and Emoticons |
| IK | I Know | - | Sms Text Smileys and Emoticons |
| IKWUM | I Know What You Mean | - | Sms Text Smileys and Emoticons |
| ILU | I Love You | - | Sms Text Smileys and Emoticons |
| ILY | I Love You | - | Sms Text Smileys and Emoticons |
| IM | Instant Message | - | Sms Text Smileys and Emoticons |
| IMAO | In My Arrogant Opinion | - | Sms Text Smileys and Emoticons |
| IMCO | In My Considered Opinion | - | Sms Text Smileys and Emoticons |
| IME | In My Experience. | - | Sms Text Smileys and Emoticons |
| IMHO | In My Humble Opinion | - | Sms Text Smileys and Emoticons |
| IMNERHO | In My Not Even Remotely Humble Opinion | - | Sms Text Smileys and Emoticons |
| IMNSHO | In My Not So Humble Opinion | - | Sms Text Smileys and Emoticons |
| IMO | In My Opinion | - | Sms Text Smileys and Emoticons |
| IMS | I Am Sorry | - | Sms Text Smileys and Emoticons |
| INRS | It's Not Rocket Science | - | Sms Text Smileys and Emoticons |
| IOH | I'm Outta Here | - | Sms Text Smileys and Emoticons |
| IOW | In Other Words | - | Sms Text Smileys and Emoticons |
| IPN | I'm Posting Naked | - | Sms Text Smileys and Emoticons |
| IRL | In Real Life | - | Sms Text Smileys and Emoticons |
| IRSTBO | It Really Sucks The Big One | - | Sms Text Smileys and Emoticons |
| IS | I'm Sorry | - | Sms Text Smileys and Emoticons |
| ISWYM | I See What You Mean | - | Sms Text Smileys and Emoticons |
| ITIGBS | I Think I'm Going To Be Sick | - | Sms Text Smileys and Emoticons |
| IWALU | I Will Always Love You | - | Sms Text Smileys and Emoticons |
| IYKWIM | If You Know What I Mean | - | Sms Text Smileys and Emoticons |
