Short Code is a 5-6 digit phone number used for high-volume SMS messaging. Short codes offer higher throughput than long codes and are pre-approved by carriers for specific use cases. They require carrier approval and are typically leased on a monthly basis.
Short Code Characteristics
- 5-6 digits (e.g., 12345)
- High throughput (100+ messages/second)
- Pre-approved by all carriers
- Higher cost than long codes
Short Code vs 10DLC
| Short Code | Highest throughput, expensive, slow setup |
| 10DLC | Moderate throughput, affordable, faster setup |