B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
30%
30% -- inbound call volume increase for toll-free number users (2026)
Direct Marketing Association research shows toll-free numbers can increase inbound call volumes by 30% to 40% compared to standard local numbers.
- Original Direct Marketing Association research date and methodology are not linked or specified.
Attribution:
View source
Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
30%
Unit
Percentage
Data Vintage
2026
Entity
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
50
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
leadnxt.com
Primary
Tier C
https://www.leadnxt.com/blog/2013/09/how-a-toll-free-business-number-helps-you-get-business/ ↗
Source Article
Toll-Free Number Services in India - Complete Business Guide 2026
Toll-Free Number Services in India: The Ultimate Business Guide (2026)
In this article
Losing a customer because they hesitated to call you is a hidden cost most businesses never measure. In India, where a single phone call can make or break a sale, having a toll-free number signals one thing loudly…
Original Research
leadnxt.com
· Original study ↗
Methodology
Range 30-40%, midpoint used; cited to Direct Marketing Association without link
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
toll-free number users: 30% inbound call volume increase. Source: leadnxt.com (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/tollfree-inbound-call-lift
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<blockquote cite="https://lighthousedata.io/data/tollfree-inbound-call-lift" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>30%</strong> -- inbound call volume increase for toll-free number users<br><small>Source: leadnxt.com (2026) · <a href="https://lighthousedata.io/data/tollfree-inbound-call-lift" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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