Data Services · Verified List

Phone Appending

Reach the right contacts with a hand-verified phone appending built to your exact targeting criteria. Phone numbers tested, emails verified, and privacy rules respected before a single record ships.

DIRECTORY OVERVIEW

What's inside this directory

A hand-built, verified contact directory for phone appending, covering the companies and people that matter in this market.

It brings together founders, technical leads, and functional decision-makers across the data services landscape — each with a verified work email and a tested direct line. Because the list is built to order, you scope it to the exact titles, company sizes, and regions you target, instead of renting access to a generic database and hoping for the best.

Every record passes four verification gates — domain check, inbox verification, a human researcher audit, and a privacy scrub — so bounces stay under 1.4%. Your finished phone appending ships as a clean CSV (with optional XLSX, direct dials, and CRM field mapping) within 48 hours, and you can test the quality first with a free 50-contact sample.

WHAT'S INSIDE

The segments you get

Phone Appending is organized across the sub-segments that matter for targeting — pick the ones you need and we build to that slice.

Direct dial appendingMobile number appendingDo-not-call & litigator scrubbingReverse phone lookupsLine-type detection & validation
COVERAGE & ACCURACY

Real numbers, not marketing averages

Verified Records
6M+ phone numbers matched monthly
Geographic Reach
US, Canada, UK & 40+ additional markets
Accuracy Guarantee
Up to 85% match rate · DNC-scrubbed before delivery
Data Freshness
Number status re-checked every 30 days
Human-verified by a named researcher
Bounce rate guaranteed under 1.4%
GDPR, CCPA & CAN-SPAM compliant
Delivered within 48 hours
TARGETING OPTIONS

Slice the list to your exact ICP

Tell us your filters and we build only the segment you need — no irrelevant records, no wasted credits.

Job TitleSeniority LevelCountry & StateCity / MetroCompany SizeRevenue BandTech StackFunding Stage
Typical Titles Covered
Sales Operations ManagersCall Center DirectorsInside Sales ManagersTelemarketing Compliance OfficersRevOps AnalystsField Sales Directors
DATA FIELDS PROVIDED

Every field you need, with coverage you can trust

Data FieldCoverage
Direct Dial Appendedup to 78%
Mobile Number Appendedup to 62%
Line Type Identified100%
DNC Status Flag100%
Number Validity Check100%
SAMPLE RECORDS

The kind of records you'll receive

Preview actual deliverable rows below — or request your free 50-contact sample to see live records from this exact list.

phone-appending_verified.csv
Verified
Full NameTitleCompanyWork EmailPhone Number
Elena RostovaVP of Global Sales OpsCloudScale.ioelena@cloudscale.io+1 (415) 555-0134
Marcus SterlingHead of InfrastructureCyberGuardm.sterling@cyberguard.io+1 (212) 441-9023
Vikram PatelChief Technology OfficerApex Fintechv.patel@apexfin.com+1 (312) 902-8812
HOW TO USE THE DATA

Built for your outbound stack

SDR connect-rate lifts

Arm reps with direct dials instead of main lines and gatekeepers.

Outbound compliance prep

Filter DNC-registered and risky numbers before any dialer session.

CRM phone backfill

Populate empty phone fields across legacy account records.

Delivered as:CSVXLSXDirect DialsAudit LogCRM Mapping
WHO IT'S FOR

Built for the teams who use it

Different teams buy the same list for different reasons — here's who typically uses phone appending.

Inside sales teams

Replace switchboards with direct dials that actually connect.

Contact center leaders

Improve connect rates with current, line-typed numbers.

Compliance officers

Scrub call files against DNC and known-litigator lists before dialing.

HOW WE VERIFY DATA

Four quality gates, zero guesswork

STEP 01

Email & Domain Check

We confirm the company's mail server exists, is active, and accepts mail.

AUTO · MX + SMTP
STEP 02

Inbox Verification

We confirm the exact inbox exists — without ever sending an email.

AUTO · ZERO-BOUNCE
STEP 03

Human Researcher Audit

A specialist confirms the person, title, and direct phone by hand.

HUMAN · NAMED RESEARCHER
STEP 04

Privacy & Opt-Out Scrub

Do-not-call and opt-out registers are checked before anything ships.

AUTO · GDPR / CCPA / DNC
verification_audit.log
Audit Trail

[2026-08-15 08:42:01] [SYS_INIT] Initiating multi-stage verification audit for your package...

[2026-08-15 08:42:02] [MX_CHECK] Querying primary MX servers for target domains... PASS

[2026-08-15 08:42:05] [SMTP_PING] Executing zero-bounce SMTP handshake... 0 catch-all traps detected.

[2026-08-15 08:42:09] [PHONE_VAL] Validating direct-dial carrier routing... PASS

[2026-08-15 08:42:12] [HUMAN_AUDIT] Researcher #841 confirmed executive titles and direct lines by hand.

[2026-08-15 08:42:15] [COMPLETE] Audit complete. Bounce probability < 0.8%. SLA guaranteed.

0.9% Bounce Cap100% Human-Checked48h Delivery
See Full Process
COMPLIANCE & LEGALITY

Safe to buy, safe to use

GDPR & CCPA Compliant

Strict processing standards that respect EU and US privacy rules end to end.

CAN-SPAM & CASL Safe

Commercial-email best practices built into every delivery so campaigns stay compliant.

Opt-Out & DNC Scrubbed

Suppression registers and do-not-call lists are checked before anything ships.

Transparent Sourcing

Built from public registries, company filings, and opt-in channels — never scraped dark data.

DPA On Request

We sign a data processing agreement before any records are delivered.

Not In Any List
  • Scraped or unverified records
  • Opt-out & do-not-call contacts
  • Outdated titles or dead extensions
  • Non-deliverable or bounced emails
GDPR · CCPA · CASL COMPLIANT
Request a DPA
PRICING & GUARANTEE

Per-record pricing, no annual fees

You pay only for the records you keep — From $0.15 per verified record · volume discounts. Volume discounts apply as your list grows.

Starter
$0.15 per record

For teams testing verified data for the first time.

  • 1,000–10,000 contacts
  • Verified work emails
  • 48-hour delivery
  • Free 50-contact sample
Get Exact Quote
Most Popular
Growth
$0.10 per record

For scaling outbound teams that need phone reach too.

  • 10,000–100,000 contacts
  • Emails + direct dials
  • Priority research desk
  • Monthly refresh option
Get Exact Quote
Enterprise
Custom annual programs

For global teams with ongoing data needs.

  • 100,000+ contacts
  • Global multi-region builds
  • Dedicated research team
  • DPA & custom SLAs
Get Exact Quote
Our Guarantee
Bounce rate capped at 0.9% — every record replaced 2-for-1 within 30 days.
BUYER RESULTS

What buyers say after switching, read their results

We needed direct dials for our AI outreach. Every number was live, zero dead extensions in the whole list.

Marcus Sterling · Head of Infrastructure, CyberGuard

Same titles, but triple the connect rate. We switched everything over and never looked back.

Vikram Patel · Chief Technology Officer, Apex Fintech
COMMON QUESTIONS

Straight answers, before you buy

What does Phone Appending deliver exactly?+

Your input file returns with direct dials and mobiles matched to named contacts, each labeled by line type and validity status so dialers and reps know what they are calling.

How do you handle do-not-call rules?+

Every number is screened against federal and state DNC registries before release, and flags are preserved in the output so downstream dialing logic stays compliant.

Why do mobile match rates differ from landlines?+

Mobile attribution relies on consented and opt-in sources, so we report honest per-type match expectations up front instead of inflating headline numbers.

Can you reverse-lookup existing numbers?+

Yes, reverse matching attaches names, titles, and employers to phone-first files, useful for inbound lead enrichment.

GET THIS DATA

Get Phone Appending data, built & delivered in 48 hours

Tell us who you need inside phone appending— pick your target roles and geography, and we'll build your verified list within 48 hours.

// What's Included
  • 95% Human-Verified Accuracy Guarantee
  • GDPR & CCPA Compliant Data
  • Custom CSV Delivery within 48 Hours
  • No Obligation, No Credit Card Required
48-Hour SLA
Every list is hand-verified, privacy-scrubbed, and delivered within 48 hours. No credit card required.
0.9% Bounce Cap100% Human-Checked48h Delivery
phone_appending_builder.config / contact_details.cfg
// Your Details

Tell us where to send your request — we'll confirm your phone appending build within 24 hours.

No Credit Card Required · Delivered Within 48 Hours

Live Sample Extraction

Request Free Sample Data

Tell us who you want to reach, and we'll send 50 hand-verified contacts within 48 hours.