Identity graph
IDT headquarters, locations and relationships
- Legal name
- IDT CORPORATION
- Industry
- VoIP Providers
- Founded
- 1990
- Ticker
- NYSE: IDT
- Phone
- +1 973 438 1000
- Website
- idt.net
- LinkedIn profile for IDT
IDT office locations
| City | State / region | Country | Type |
|---|---|---|---|
| Newark | New Jersey | United States | Headquarters |
| — | — | Puerto Rico | Office |
| Highland Park | New Jersey | United States | Office |
- Parent company
- No parent company recorded in GraphIQ.ai.
- Competitors
- IDT competes with 3 organizations in the GraphIQ.ai identity graph.
Verified from public filings, company websites and news · Methodology
Open in GraphIQ.aiMore IDT data in GraphIQ.ai
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Software, cloud and infrastructure in use.
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Firmographics (available after sign-in)
Revenue, headcount, growth and industry codes.
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Capabilities (available after sign-in)
Products, services and certifications.
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News (available after sign-in)
Recent coverage and signals, resolved to the entity.
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And more (available after sign-in)
Subsidiaries, people and lookalike companies.
Who uses the IDT entity
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Revenue and GTM teams
Territories, enrichment and account expansion on one resolved account.
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Developers and AI agents
The entity and its relationships through the REST API and MCP server.
Developers -
Private equity and investors
Corporate family, comparable companies and deal sourcing.
Private equity -
Industry and supply chain
Suppliers, sites and partners mapped to the right legal entity.
Industry -
Government and public sector
Supplier vetting, ownership and jurisdiction checks against one verified entity.
Government
About IDT
IDT (NYSE: IDT) is headquartered in Newark, New Jersey, United States. Founded in 1990, the company has 5 recorded locations across 2+ countries and employs approximately 1,915 people worldwide.
Where is IDT's main office?
IDT's main headquarters office is located at 520 Broad St, Newark, New Jersey 07102-3121, United States. This is the company's primary corporate address.
IDT regional offices
Beyond its headquarters in Newark, IDT has recorded locations in United States and Puerto Rico.
IDT contact information
The main switchboard for IDT headquarters can be reached at +1 973 438 1000. Official website: idt.net.
What does IDT do?
IDT Corporation offers consumer services focuses primarily on the telecommunications industry. The Company, through its subsidiaries, provides retail and wholesale telecommunications services and products, including pre-paid and rechargeable calling cards and wholesale carrier services.
One entity, every stage
Put IDT to work across your revenue bowtie
- Target Define the market Build the account list from companies shaped like your best customers, IDT included. Fingerprint search
- Cover Plan territories IDT's 5 locations roll up to one account, so it lands in one territory, once. Territory planning
- Engage Act on timing Leadership changes, funding and M&A arrive linked to the account, not a loose headline. Signal monitoring
- Convert Close on a resolved record Inbound and closed-won attach to one CRM record, with no duplicates to merge. CRM enrichment
- Retain Ground every answer Customer teams and AI agents answer from the same entity, with a source and a date. AI agent data layer
- Expand Find the next buyer inside Follow subsidiaries and divisions to the next team that can buy. Account expansion
About the source
What is GraphIQ.ai?
A B2B identity graph. It resolves each organization into one verified entity and maps its parent and subsidiaries, employees, competitors and news signals. Revenue teams use it in the product; AI agents query it through the REST API and MCP server.
POST/api/v2/organizations/search
IDT: frequently asked questions
Where is IDT headquarters?
520 Broad St, Newark, New Jersey 07102-3121, United States.
What is IDT's phone number?
+1 973 438 1000 (headquarters).
When was IDT founded?
1990.
How many employees does IDT have?
About 1,915, as of October 2026 (GraphIQ.ai estimate).
How many offices does IDT have?
5 locations across 2+ countries, including Highland Park.
Is IDT a public company?
Yes. IDT trades on NYSE under the ticker IDT.
Questions about GraphIQ.ai
Is GraphIQ.ai a list of companies like a spreadsheet?
No. Each organization resolves to one verified entity linked to its parent, subsidiaries, people and signals, so IDT here is the same IDT in your CRM, territory plan and agent answers.
Where does this IDT data come from?
Public filings, company websites and news, resolved to one entity and continuously updated.