Level 3 Communications website screenshot

Level 3 Communications

Level 3 Communications was a multinational telecommunications and Internet service provider that operated one of the largest fiber networks in the world, delivering Tier-1 IP transit, managed services, and content delivery. In 2017 it was acquired by CenturyLink, which later rebranded the combined company as Lumen Technologies. No public API program is documented under the legacy Level 3 brand.

Level 3 Communications is profiled on the APIs.io network. Tagged areas include Telecommunications, Internet Service Provider, Fiber, Networking, and Historical.

🌐 Visit website 📡 Source on GitHub
6.8/100 minimal ▬ flat Agent 0/100 human only Full breakdown ↓
scored 2026-07-27 · rubric v0.5
0 APIs
TelecommunicationsInternet Service ProviderFiberNetworkingHistoricalFortune 500

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-27 · rubric v0.5
Composite quality — 6.8/100 · minimal
Contract Quality 0.0 / 25
Developer Ergonomics 0.0 / 20
Commercial Clarity 0.0 / 20
Operational Transparency 0.0 / 13
Governance 0.0 / 12
Discoverability 6.8 / 10
Agent readiness — 0/100 · human only
Machine-Readable Contract 0 / 18
Agentic Access Contract 0 / 15
MCP Server 0 / 12
Machine-Readable Auth 0 / 10
Idempotency 0 / 9
Stable Error Semantics 0 / 8
Request/Response Examples 0 / 7
Rate-Limit Signaling 0 / 7
Typed Event Surface 0 / 6
Agent Skills 0 / 5
Well-Known Catalog 0 / 4
Consent & Bot Identity 0 / 3
Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. This rating is computed from github.com/api-evangelist/level-3-communications: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

Security Posture 1

Authentication, domain security, vulnerability disclosure, and trust-center signals.

Level 3 Communications Domain Security

TLSv1.3 · HSTS · DMARC

SECURITY

Press 5

Recent news and press coverage referencing this provider.

level 3 communications releases new saas network ...

2026-05-25

Level 3 Communications LVLT Stock News, Sentiment, ...

2026-05-25

Level 3 Communications 2026 Company Profile

2026-05-25

CenturyLink completes acquisition of Level 3

2026-05-25

Level 3 Communications Leads Council to Define New ...

2026-05-25

Resources

Access & Security 1

Authentication, authorization, and security posture

DomainSecurity
DomainSecurity

Company 3

The organization behind the API

LinkedIn
LinkedIn
 Website
Website
 About
About

Source (apis.yml)

apis.yml Raw ↑ 
aid: level-3-communications
name: Level 3 Communications
description: Level 3 Communications was a multinational telecommunications and Internet service provider that operated one
  of the largest fiber networks in the world, delivering Tier-1 IP transit, managed services, and content delivery. In 2017
  it was acquired by CenturyLink, which later rebranded the combined company as Lumen Technologies. No public API program
  is documented under the legacy Level 3 brand.
kind: company
accessModel:
  pricing: unknown
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Unknown
  confidence: low
  source: []
  generated: '2026-07-22'
  method: derived
position: Producer
access: 1st-Party
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/level-3-communications.png
tags:
- Telecommunications
- Internet Service Provider
- Fiber
- Networking
- Historical
- Fortune 500
created: '2026-03-24'
modified: '2026-04-28'
url: https://raw.githubusercontent.com/api-evangelist/level-3-communications/refs/heads/main/apis.yml
specificationVersion: '0.19'
apis: []
common:
- type: DomainSecurity
  url: security/level-3-communications-domain-security.yml
- type: LinkedIn
  url: https://www.linkedin.com/company/level-3-communications
- type: Website
  name: Lumen Technologies (formerly Level 3 / CenturyLink)
  url: https://www.lumen.com
- type: About
  name: Level 3 Communications Wikipedia
  url: https://en.wikipedia.org/wiki/Level_3_Communications
- type: Integrations
  url: https://www.lumen.com/en-us/partner/channel-partner-program.html
integrations:
- name: Lumen
- name: Salesperson
- name: Phone ringing
- name: Lumen Tech Co Twitter Account
- name: Lumen Technologies LInked In Account
- name: Lumen Tech Facebook Account
- name: Lumen Technologies Youtube Account
- name: Blank Image
- name: Australia Flag
- name: Hong Kong flag
- name: India Flag
- name: Japan Flag
- name: Singapore Flag
- name: United States Flag
maintainers:
- FN: Kin Lane
  email: info@apievangelist.com