Spectrum Headquarters & Corporate Office

About Spectrum

Spectrum is a brand name operated by Charter Communications, Inc., one of the largest telecommunications and broadband companies in the United States. Charter Communications was founded in 1993 in St. Louis, Missouri and today serves more than 31 million customers across 41 states under the Spectrum brand. Spectrum offers internet, cable TV, mobile phone, and home phone services to residential and business customers, making it one of America’s most widely recognized connectivity providers. The company is headquartered in Stamford, Connecticut, and trades on the Nasdaq Stock Exchange under the ticker symbol CHTR. Charter Communications is currently led by President and Chief Executive Officer Chris Winfrey, who has held the role since December 2022. In full year 2025, Charter posted revenues of approximately $55 billion, reinforcing its position as one of the largest cable and broadband operators in the country.

Quick Information

Industry

Telecommunications — Internet, Cable TV, Mobile & Voice Services

Founded

1993, St. Louis, Missouri (Spectrum brand launched 2014)

Number of Employees

Approximately 91,500 employees across all corporate and field operations

Corporate Office Hours

Monday to Friday, 8:00 AM – 5:00 PM Eastern Time. Customer service is available 24 hours a day, 7 days a week. Closed on major U.S. federal holidays for corporate office staff.

Email

Available through the contact form at www.spectrum.com/contact-spectrum

Website

www.spectrum.com

Contact Page

www.spectrum.com/contact-spectrum

Careers Page

jobs.spectrum.com

Products & Services

Spectrum offers a comprehensive range of connectivity and communication services for both residential customers and businesses of all sizes. Their core products and services include:

• Spectrum Internet — high-speed broadband internet plans with no data caps and free modem included
• Spectrum TV — cable television with hundreds of channels, on-demand content, and the Spectrum TV app
• Spectrum Mobile — 4G LTE and 5G mobile phone service powered by the Verizon network
• Spectrum Voice — unlimited nationwide calling home phone service with over 40 calling features
• Spectrum One Bundle — an all-in-one package combining internet, mobile line, and advanced WiFi
• Spectrum Business Internet — dedicated high-speed internet plans for small and midsize businesses
• Spectrum Business TV — commercial cable TV solutions for offices, restaurants, hotels, and retail
• Spectrum Business Voice — cloud-based phone systems and unified communications for businesses
• Spectrum Enterprise Solutions — fiber internet, networking, and managed services for large enterprises
• Spectrum Security Suite — free antivirus and internet security software for internet subscribers
• Advanced WiFi — in-home WiFi management with parental controls and device prioritization
• Spectrum TV App — streaming access to live TV and on-demand content on any device

Corporate Phone Numbers

Customer Service Number

1-833-949-0036 — main residential customer service line for all account, billing, internet, TV, and voice inquiries. Available 24 hours a day, 7 days a week.

New Service Sales Number

1-855-860-9068 — for setting up new Spectrum internet, cable TV, or home phone service. Available Monday through Sunday, 7:00 AM to 2:00 AM Eastern Time.

Spectrum Mobile Number

1-833-224-6603 — dedicated support line for all Spectrum Mobile inquiries including new activations, billing, and device support.

Spectrum Business Small Business Number

1-844-493-4458 — 24/7 U.S.-based support line exclusively for small business customers.

Spectrum Business Midsized & Enterprise Number

1-888-812-2591 — dedicated support line for midsized and enterprise business customers available 24/7.

Business Sales Number

1-844-923-0163 — for ordering new Spectrum Business services. Available Monday through Friday, 8:00 AM to 11:00 PM ET, and Saturday, 9:00 AM to 6:00 PM ET.

Corporate Office Number

1-203-905-7801 — Charter Communications corporate headquarters line for business, media, investor, and escalated matters. Available Monday through Friday during regular business hours.

How to Reach a Real Person at Spectrum

The fastest way to reach a live Spectrum representative is to call 1-833-949-0036. When the automated system answers, say “Agent” clearly or press 0 repeatedly to bypass the menu and be connected to a live customer service representative. Spectrum’s residential customer service team is available 24 hours a day, 7 days a week with no time restrictions. For the shortest wait times, call before 9:00 AM or after 8:00 PM on weekdays, as mid-day and evening hours on weekdays tend to have the highest call volumes.

If your issue is specifically about Spectrum Mobile, call the dedicated mobile line at 1-833-224-6603 rather than the general number, as this routes your call directly to the mobile support team and significantly reduces your wait time. For Spectrum Business customers, always use the dedicated business support line at 1-844-493-4458 instead of the residential line. You can also start a live chat session directly at spectrum.com/contact-spectrum to connect with a representative online without waiting on hold.

Spectrum Headquarters & Corporate Office Address

Spectrum’s parent company, Charter Communications, operates its corporate headquarters in Stamford, Connecticut. The headquarters at 400 Washington Boulevard serves as the primary command center for all of Charter’s Spectrum-branded operations across the United States and houses the company’s executive leadership, finance, legal, marketing, technology, and corporate strategy teams.

Charter Communications, Inc. (Spectrum)

400 Washington Boulevard
Stamford, Connecticut 06902
United States

In addition to Stamford, Spectrum maintains major regional offices in Charlotte, North Carolina; Austin, Texas; Denver, Colorado; Los Angeles, California; and St. Louis, Missouri. If you are sending a formal written complaint to Spectrum’s corporate team, address your letter to Charter Communications, Attention: Customer Complaint, 2 Digital Place, 4th Floor, Simpsonville, SC 29681. This is the official designated mailing address for all formal customer complaints directed to Spectrum’s corporate complaint team.

How to File a Complaint Against Spectrum

Step 1 — Contact Spectrum Customer Service First

The first step is to call Spectrum’s customer service team at 1-833-949-0036 and explain your complaint clearly. Have your account number, a description of the issue, and dates of any previous contacts ready. Most billing errors, service outages, equipment issues, and overcharging complaints can be resolved at this stage. Ask the representative to formally log your complaint and request a case reference number.

Step 2 — Request to Speak With a Supervisor

If the first representative cannot resolve your issue, ask immediately to be escalated to a supervisor or a member of the Customer Escalations team. Supervisors have the authority to apply credits, override decisions, and expedite service resolutions. Keep a record of the supervisor’s name, the date of your call, and any commitments they made about resolving the issue

Step 3 — Submit a Written Formal Complaint

For complaints requiring a formal paper trail, mail a written complaint letter to Spectrum’s official customer complaint address at Charter Communications, Attention: Customer Complaint, 2 Digital Place, 4th Floor, Simpsonville, SC 29681. Your letter should include your full name, account number, service address, contact phone number, a detailed description of the issue, and the resolution you are requesting. Include copies of any supporting bills, receipts, or correspondence

Step 4 — File a Complaint With the FCC

If Spectrum fails to resolve your complaint internally, file a formal complaint with the Federal Communications Commission at www.fcc.gov/consumers/guides/filing-informal-complaint or call the FCC at 1-888-CALL-FCC (1-888-225-5322). The FCC regulates cable, internet, and telecommunications companies and has the authority to investigate unresolved customer complaints against providers like Spectrum.

Step 5 — Contact Your State Public Utilities Commission

Every U.S. state has a Public Utilities Commission or equivalent regulatory authority that oversees telecommunications service providers. Filing a complaint with your state’s PUC puts direct regulatory pressure on Spectrum to respond and often results in faster resolution than a standard customer service escalation.

Step 6 — File a BBB Complaint

File a public complaint with the Better Business Bureau at www.bbb.org. Charter Communications is registered with the BBB and a public complaint filing typically prompts a corporate response within 14 days. The BBB’s mediation process has helped many Spectrum customers achieve billing credits and service resolutions that were previously denied through standard customer service channels