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Employer with a benefit plan

FRONTIER AIRLINES, INC.

The Employer Identification Number (EIN) for FRONTIER AIRLINES, INC. is 84-1256945.

At a glance

EIN
84-1256945 · 841256945
Legal name
FRONTIER AIRLINES, INC.
Address on file
4545 AIRPORT WAY, DENVER, CO 80239
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
0010184106
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
F99000004243
Source: Florida registry · as of 2026-07-10
Registered in Florida
1999-08-13
Source: Florida registry · as of 2026-07-10
Registered agent
CORPORATION SERVICE COMPANY
Source: Florida registry · as of 2026-07-10
Last registry activity
2010-03-03
Source: Florida registry · as of 2026-07-10

Benefit plans

DOL Form 5500 filings (EFAST2) · DOL Form 5500-SF filings (EFAST2) · records as of 2025-11-04

Benefit plan 3, 2024 filing
FRONTIER AIRLINES, INC. 401(K) RETIREMENT PLAN
Source: DOL 5500 · as of 2025-11-04
Participants (start of year)
8,137
Source: DOL 5500 · as of 2025-11-04
Plan features
Age or service weighted; Profit-sharing; ERISA 404(c) plan; Participant-directed; 401(k) feature; 401(m) matching
Source: DOL 5500 · as of 2025-11-04
Plan type
Single-employer plan
Source: DOL 5500 · as of 2025-11-04
Business code (NAICS)
488100
Source: DOL 5500 · as of 2025-11-04
Benefit plan 4, 2024 filing
FRONTIER AIRLINES, INC. PUERTO RICO 401(K) RETIREMENT PLAN
Source: DOL 5500-SF · as of 2025-10-09
Participants (start of year)
0
Source: DOL 5500-SF · as of 2025-10-09

What this record is

Public filings that carry this EIN (DOL Form 5500 filings (EFAST2), DOL Form 5500-SF 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 Colorado Secretary of State, Business and Licensing Division; see the Colorado 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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