VICIdial Outbound Caller ID: Complete Optimization Guide

Quick Reference

Setting Name

outbound_cid

Default Value

Recommended

Valid registered DID matching campaign geography

Impact Level

High

Location in VICIdial

Admin > Campaigns > [Campaign] > Caller ID Settings

What Outbound Caller ID Does

The caller ID number transmitted when making outbound calls in this campaign. Must be a number registered with your carrier and verified through STIR/SHAKEN attestation for best deliverability. Using unregistered or spoofed numbers causes carrier spam flagging and may violate TRACED Act.

Center Size Recommended Value Notes
10–25 Agents Valid registered DID matching campaign geography Start conservative, monitor for 48 hours before adjusting
25–100 Agents Valid registered DID matching campaign geography Scale gradually — larger operations amplify effects of misconfiguration
100–500 Agents Valid registered DID matching campaign geography Consult ViciStack optimization team for enterprise-scale tuning

How to Change This Setting

  1. 1 Navigate to Admin > Campaigns
  2. 2 Select campaign
  3. 3 Find Outbound Caller ID field
  4. 4 Enter 10-digit DID number (no formatting)
  5. 5 Verify number is active with carrier
  6. 6 Verify STIR/SHAKEN attestation level for this number
  7. 7 Submit

Common Problems

Using unverified number triggers spam flagging within days

Wrong format (with country code or dashes) causes delivery failure

Not rotating numbers causes spam flagging from high-volume dialing on single DID

dial_prefix Dial Prefix Campaign filter_clean_cid_number Filter Clean CID Number Campaign force_dial_prefix Force Dial Prefix Campaign manual_dial_cid Manual Dial Caller ID Campaign

ViciStack Module

How ViciStack Optimizes Outbound Caller ID

ViciStack's DID Hygiene & Reputation Management module automatically monitors and optimizes outbound_cid based on real-time performance data from your operation. Instead of manual tuning, ViciStack continuously analyzes call outcomes, agent performance, and contact rates to recommend and implement optimal values — often catching configuration drift before it affects your numbers.

Learn About DID Hygiene & Reputation Management →

Frequently Asked Questions

What does outbound_cid do in VICIdial? +
The caller ID number transmitted when making outbound calls in this campaign. Must be a number registered with your carrier and verified through STIR/SHAKEN attestation for best deliverability. Using unregistered or spoofed numbers causes carrier spam flagging and may violate TRACED Act.
What is the recommended value for outbound_cid? +
The recommended range for outbound_cid is Valid registered DID matching campaign geography. The out-of-box default is . Note that optimal values vary by operation size, campaign type, and carrier — use ViciStack's automated tuning to find your exact optimal configuration.
Can ViciStack automatically optimize outbound_cid for me? +
Yes. ViciStack's DID Hygiene & Reputation Management module monitors outbound_cid continuously and alerts you when the value drifts outside optimal range. On qualifying plans, ViciStack can automatically adjust this setting based on real-time performance data — no manual intervention required.

Not sure if your VICIdial settings are optimized? Get a free 247-point audit.

Get Your Free VICIdial Audit →