| A/S/L | SMS/Chat: Age/Sex/Location |
| ad | Landekode for Andorra (ISO 3166 Code lists) |
| ae | Landekode for de Forenede Arabiske Emirater (ISO 3166 Code lists) |
| af | Landekode for Afganistan (ISO 3166 Code lists) |
| AFAIC | SMS/Chat: As far as I'm Concerned |
| AFAIK | SMS/Chat: As far as I know |
| AFTN | SMS/Chat: Aften |
| ag | Landekode for Antigua og Barbuda (ISO 3166 Code lists) |
| AI | Artificial Intelligence, på dansk kunstig intelligens |
| AKA | SMS/Chat: Also known as |
| al | Landekode for Albanien (ISO 3166 Code lists) |
| am | Landekode for Armenien (ISO 3166 Code lists) |
| an | Landekode for de Hollandske Antiller (ISO 3166 Code lists) |
| ao | Landekode for Angola (ISO 3166 Code lists) |
| aq | Landekode for Antarktis (ISO 3166 Code lists) |
| ar | Landekode for Argentina (ISO 3166 Code lists) |
| as | Landekode for Amerikansk Samoa (ISO 3166 Code lists) |
| ASAP | Forkortelse: As soon as possible |
| astroturfing | En måde at snyde søgemaskiner på, ved at lave et netværk af falske profiler, dvs. kunstige græsrødder. Astroturf er det amerikanske ord for kunstgræs. |
| at | Landekode for Østrig (ISO 3166 Code lists) |
| ATM | SMS/Chat: At the moment |
| au | Landekode for Australien (ISO 3166 Code lists) |
| aw | Landekode for Aruba (ISO 3166 Code lists) |
| AYST | SMS/Chat: Are you still there? |
| az | Landekode for Aserbajdsjan (ISO 3166 Code lists) |
