| Term | Full Form | Category |
|---|---|---|
| SMTP | Service Message Transmission Permission | Others |
| SMTP | She Makes Transferable Protein | Others |
| SMTP | Simple Mail Transfer Protocol | Others |
| SMTP | Simple Mail Transfer Protokol | Others |
| SMTP | Simple Mail Transport Protocol | Others |
| SMTP | Simple Message Transfer Protocol | Others |
| SMTP | Small Mail Transfer Protocol | Others |
| SMTP | Source Mail Telnet Provider | Others |
| SMTP | Statewide Multimodal Transportation Plan | Others |
| SMTP | Strategic Medium Term Plan | Others |
| SMTP | Sub Manifest Transshipment Permit | Others |