Ddi - Utilities

| Feature | DDI (Local Direct) | Toll-Free (800, 888, etc.) | Standard Main Line | |--------|----------------|--------------------------|---------------------| | Cost per number | Low ($0.50–$2/mo) | Higher ($2–$10/mo) | Usually free with trunk | | Call cost | Inbound: low/free | Inbound: $0.01–$0.05/min | Varies | | Perceived value | Local presence | National/brand image | General entry point | | Best for | Direct dial to employees | Customer service hotlines | Main switchboard |

At its core, a DDI is a block of telephone numbers that route directly to specific extensions or endpoints without requiring an operator or an auto-attendant menu. ddi utilities

Instead of one main number (e.g., +1 212 555 0100) forcing callers to “Press 1 for Sales, 2 for Support,” a DDI gives each employee or department its own publicly reachable number: | Feature | DDI (Local Direct) | Toll-Free (800, 888, etc