Intended Audience:
Telephony Admins and Local Service Marketers
When to Use:
Setting up call attribution for local service ad campaigns.
Prerequisites:
Call tracking software account (e.g. CallRail or GoHighLevel phone numbers)
Format & Access:
Open Markdown / Direct Copy (No form gating)
Actionable Resource ContentLast Reviewed: September 2026
## Implementation Steps
1. **Purchase Number Pool:** Provision a minimum pool of 4 to 8 dynamic tracking numbers.
2. **Install DNI JavaScript:** Place telephony swap script in website header across all pages.
3. **Configure Target Selector:** Ensure phone number in header, body, and footer has matching class.
4. **Set Duration Threshold:** Configure call conversion trigger strictly for calls >60 seconds.
5. **Whisper Message:** Configure audio whisper: 'Call from Google Ads Search Campaign'.
6. **CRM Integration:** Sync caller ID, recording link, and GCLID into CRM contact record.