EntityWire/Texas business entity search →/RIBBON COMMUNICATIONS OPERATING COMPANY, INC.
Employer with a benefit plan
RIBBON COMMUNICATIONS OPERATING COMPANY, INC.
The Employer Identification Number (EIN) for RIBBON COMMUNICATIONS OPERATING COMPANY, INC. is 04-3387074.
At a glance
- EIN
- 04-3387074 · 043387074
- Legal name
- RIBBON COMMUNICATIONS OPERATING COMPANY, INC.
- Also filed as
- Sonus, Inc.; SONUS NETWORKS INC
- Address on file
- 6500 CHASE OAKS BLVD. SUITE 100, PLANO, TX 75023
- Records show
- SEC filer; employer with a benefit plan; state registration
- Latest record
- 2026-09-05
State registration
Florida Division of Corporations (Sunbiz) bulk data · Texas Comptroller active franchise taxpayers file · records as of 2026-09-05
- Texas registration
- Active · Foreign profit corporation
- Source: Texas Comptroller · as of 2026-09-05
- Texas document number
- 0800043947
- Source: Texas Comptroller · as of 2026-09-05
- Florida registration
- Active · Foreign profit corporation
- Source: Florida registry · as of 2026-07-10
- Florida document number
- F02000000285
- Source: Florida registry · as of 2026-07-10
- Registered in Florida
- 2002-01-17
- Source: Florida registry · as of 2026-07-10
- Registered agent
- UNITED AGENT GROUP INC.
- Source: Florida registry · as of 2026-07-10
- Last registry activity
- 2019-06-20
- Source: Florida registry · as of 2026-07-10
Benefit plans
DOL Form 5500 filings (EFAST2) · records as of 2026-06-01
- Benefit plan 501, 2024 filing
- RIBBON COMMUNICATIONS OPERATING COMPANY, INC.
- Source: DOL 5500 · as of 2026-06-01
- Participants (start of year)
- 666
- Source: DOL 5500 · as of 2026-06-01
- Plan features
- Health (other than dental or vision); Life insurance; Dental; Vision; Temporary disability; Long-term disability
- Source: DOL 5500 · as of 2026-06-01
- Plan type
- Single-employer plan
- Source: DOL 5500 · as of 2026-06-01
- Business code (NAICS)
- 334200
- Source: DOL 5500 · as of 2026-06-01
- Benefit plan 502, 2024 filing
- RIBBON COMMUNICATIONS
- Source: DOL 5500 · as of 2026-04-09
- Participants (start of year)
- 127
- Source: DOL 5500 · as of 2026-04-09
What this record is
Public filings that carry this EIN (DOL Form 5500 filings (EFAST2), Florida Division of Corporations (Sunbiz) bulk data, SEC EDGAR company filings and Texas Comptroller active franchise taxpayers file), shown as filed. Nothing is scraped from the IRS, and a public-record match is not IRS TIN validation.
What it is not
Registry status, formation date, and registered agent come from the Texas Secretary of State, Business and Public Filings Division (Corporations Section); see the Texas business entity search.
If something is wrong
A name, address, or classification here is what the source published. To correct the source, file with it; to have this page removed, see corrections and removal.
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