Insights

Longstanding Expertise Callifi has over 50 years of experience in telecom, blending analog reliability with modern IP PBX VoIP. This positions them as a trusted partner for mid-market firms seeking stable, scalable phone systems and end-to-end service.

Customization Focus The company emphasizes bespoke telephone systems designed to fit each client’s workflow, suggesting opportunities to upsell tailored features, migrations from legacy systems, and integration with client processes.

Full-Service Partnership Callifi manages phones and phone service for clients and provides on-site user training, indicating potential for managed services, ongoing support contracts, and training package add-ons.

Stable Revenue Signals With loyal, decades-long customer relationships and a revenue range indicating a small business to lower mid-market footprint, there is potential for expansion into existing accounts through tiered service levels and cross-sell of adjacent telecom solutions.

Tech Stack & Modernization Adoption of IP VoIP, partnered with patented routing tech and a modern tech stack (AWS, Google Ads, WordPress, etc.) suggests readiness to modernize client communications and offer migration paths from traditional systems to scalable cloud-based solutions.

Similar companies to Callifi

Callifi Tech Stack

Callifi uses 8 technology products and services including AdRoll, Google Ads, Hotjar, and more. Explore Callifi's tech stack below.

Callifi's Email Address Formats

Callifi uses at least 2 email formats:
Callifi Email FormatsExamplePercentage
FL@callifi.comJD@callifi.com
75%
First@callifi.comJohn@callifi.com
25%

Frequently Asked Questions

What is Callifi's phone number?

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You can contact Callifi's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Callifi's official website and social media links?

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Callifi's official website is callifi.com and has social profiles on LinkedIn.

How much revenue does Callifi generate?

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As of September 2026, Callifi's annual revenue is estimated to be $1M - $10M.

What is Callifi's NAICS code?

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Callifi's NAICS code is 517 - Telecommunications.

How many employees does Callifi have currently?

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As of September 2026, Callifi has approximately 3 employees across 1 continents, including North America. Key team members include Consultant: M. W. Explore Callifi's employee directory with LeadIQ.

What industry does Callifi belong to?

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Callifi operates in the Telecommunications industry.

What technology does Callifi use?

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Callifi's tech stack includes AdRoll, Google Ads, Hotjar, Amazon Web Services, WordPress, Google Workspace, ActiveCampaign and Webflow.

What is Callifi's email format?

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Callifi's email format typically follows the pattern of FL@callifi.com. Find more Callifi email formats with LeadIQ.
Callifi logo

Callifi

TelecommunicationsNew York, United States2-10 Employees

Callifi is a telecommunications company based in New York City that delivers full-service business phone solutions. It collaborates with clients to design telephone systems tailored to each organization’s workflow and needs. The company has provided reliable, feature-rich systems since 1976. It manages phones and phone service for clients and offers on-site training to ensure users are comfortable with the system. Callifi serves a broad roster of industries and maintains long-standing relationships with many customers, some for decades. Based in New York City, it provides comprehensive management of office phone systems and services, along with on-site training to ensure users are comfortable using the system.

Section iconCompany Overview

Phone number
NAICS Code
517 - Telecommunications
Employees
2-10

Section iconFunding & Financials

  • $1M - $10M

    Callifi's revenue is estimated to be in the range of $1M - $10M

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