Insights

Fiber Expansion C Spire’s plan to build a 200-mile high-capacity fiber corridor in Mississippi and a Mississippi to Memphis route presents an opportunity to offer network build services, dark fiber leasing, and ongoing maintenance contracts for enterprise and carrier customers along the corridor.

AI and Revenue The expanded partnership with Netcracker to apply Agentic AI and revenue management to customer care, digital billing, and experience signals a chance to position complementary AI-driven CX, billing optimization, and analytics solutions to improve lifecycle value for business customers.

Converged Offer The One Plan launches a bundled wireless and fiber solution, signaling demand for integrated, simplified connectivity packages; sales opportunities exist in selling additional managed services, enterprise connectivity, and unified communications to SMBs and mid-market clients adopting converged networks.

Industry Engagement Active participation in CCA events and regional economic sponsorship indicates relationships with local businesses and regulators; leverage presence for partnerships, pilot programs, and co-marketing with regional enterprises seeking advanced connectivity and next-gen services.

RCS Leadership C Spire’s selection of Interop Technologies for RCS business messaging management signals potential for selling advanced mobile messaging services, business messaging platforms, and carrier-grade RCS solutions to enterprises seeking modern, capable communications channels.

Similar companies to C Spire

C Spire Tech Stack

C Spire uses 8 technology products and services including Avaya, Figma, JD Edwards, and more. Explore C Spire's tech stack below.

Media & News

C Spire's Email Address Formats

C Spire uses at least 4 email formats:
C Spire Email FormatsExamplePercentage
FLast@cspire.comJDoe@cspire.com
91%
FiLast@cspire.comJoDoe@cspire.com
4%
First.Last@cspire.comJohn.Doe@cspire.com
3%
FirstLast@cspire.comJohnDoe@cspire.com
2%

Frequently Asked Questions

What is C Spire's phone number?

Minus sign iconPlus sign icon
You can contact C Spire'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 C Spire's official website and social media links?

Minus sign iconPlus sign icon
C Spire's official website is cspire.com and has social profiles on LinkedIn and Crunchbase.

How much revenue does C Spire generate?

Minus sign iconPlus sign icon
As of October 2026, C Spire's annual revenue is estimated to be $1B - $10B.

What is C Spire's SIC code and NAICS code?

Minus sign iconPlus sign icon
C Spire's SIC code is 4812 - Radiotelephone Communications and NAICS code is 517 - Telecommunications.

How many employees does C Spire have currently?

Minus sign iconPlus sign icon
As of October 2026, C Spire has approximately 1.7K employees across 4 continents, including North America, Asia and Europe. Key team members include Chief Operating Officer: H. B., Chief People Officer: M. H. and Chief Network Officer: S. S. Explore C Spire's employee directory with LeadIQ.

What industry does C Spire belong to?

Minus sign iconPlus sign icon
C Spire operates in the Telecommunications industry.

What technology does C Spire use?

Minus sign iconPlus sign icon
C Spire's tech stack includes Avaya, Figma, JD Edwards, Splunk, Cisco, Algolia, Wrike and ArcGIS.

What is C Spire's email format?

Minus sign iconPlus sign icon
C Spire's email format typically follows the pattern of FLast@cspire.com. Find more C Spire email formats with LeadIQ.

How much funding has C Spire raised to date?

Minus sign iconPlus sign icon
As of October 2026, C Spire has raised $26M in funding. The last funding round occurred on Aug 15, 2023 for $26M.

When was C Spire founded?

Minus sign iconPlus sign icon
C Spire was founded in 1988.
C Spire logo

C Spire

TelecommunicationsMississippi, United States1001-5000 Employees

C Spire is a privately held national telecommunications and advanced technology company headquartered in Ridgeland, Mississippi, United States, with about 1,001 to 5,000 employees. The company focuses on transforming how people connect, live, and work through its telecommunications services and technology offerings. Reported revenue falls in the range of $1 billion to $10 billion. In May 2026, C Spire launched The One Plan, a wireless and fiber program. In April 2026, C Spire selected Interop Technologies to provide RBM management services. In 2025, C Spire expanded facilities to Birmingham, United Kingdom, unveiling the Cisco Partner Experience Center there.

Section iconCompany Overview

Phone number
Website
cspire.com
SIC Code
4812 - Radiotelephone Communications
NAICS Code
517 - Telecommunications
Founded
1988
Employees
1001-5000

Section iconFunding & Financials

  • $26M

    C Spire has raised a total of $26M of funding over 1 rounds. Their latest funding round was raised on Aug 15, 2023 in the amount of $26M as a Grant.

  • $1B - $10B

    C Spire's revenue is estimated to be in the range of $1B - $10B

Ready to create more pipeline?

Get a demo and discover why thousands of SDR and Sales teams trust
LeadIQ to help them build pipeline confidently.

© LeadIQ, Inc. All rights reserved.