Identity graph
Calltower headquarters, locations and relationships
- Legal name
- CallTower, Inc.
- Industry
- Software
- Founded
- 2002
- Phone
- +1 800 347 5444
- Website
- calltower.com
- LinkedIn profile for Calltower
Calltower office locations
| City | State / region | Country | Type |
|---|---|---|---|
| South Jordan | Utah | United States | Headquarters |
| Montréal | Quebec | Canada | Office |
| Paris | Île-de-France | France | Office |
| — | — | Norway | Office |
| London | England | United Kingdom | Office |
| Rochester | New York | United States | Office |
- Parent company
- No parent company recorded in GraphIQ.ai.
- Competitors
- Calltower competes with 5 organizations in the GraphIQ.ai identity graph.
Verified from public filings, company websites and news · Methodology
Open in GraphIQ.aiMore Calltower data in GraphIQ.ai
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Technographics (available after sign-in)
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 Calltower 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 Calltower
Calltower is headquartered in South Jordan, Utah, United States. Founded in 2002, the company has 13 recorded locations across 5+ countries and employs approximately 251 people worldwide.
Where is Calltower's main office?
Calltower's main headquarters office is located at 10701 S River Front Pkwy suite 450, South Jordan, Utah 84095, United States. This is the company's primary corporate address.
Calltower regional offices
Beyond its headquarters in South Jordan, Calltower has recorded locations in United States, Canada, France, Norway and United Kingdom.
Calltower contact information
The main switchboard for Calltower headquarters can be reached at +1 800 347 5444. Official website: calltower.com.
What does Calltower do?
CallTower delivers the world’s most advanced unified communications and collaboration solutions | We enable people to easily connect...
One entity, every stage
Put Calltower to work across your revenue bowtie
- Target Define the market Build the account list from companies shaped like your best customers, Calltower included. Fingerprint search
- Cover Plan territories Calltower's 13 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
Calltower: frequently asked questions
Where is Calltower headquarters?
10701 S River Front Pkwy suite 450, South Jordan, Utah 84095, United States.
What is Calltower's phone number?
+1 800 347 5444 (headquarters).
When was Calltower founded?
2002.
How many employees does Calltower have?
About 251, as of October 2026 (GraphIQ.ai estimate).
How many offices does Calltower have?
13 locations across 5+ countries, including Montréal, Paris, London, Rochester.
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 Calltower here is the same Calltower in your CRM, territory plan and agent answers.
Where does this Calltower data come from?
Public filings, company websites and news, resolved to one entity and continuously updated.