TacticScaleWhat AT&T Does & How It Makes Money (T)
Updated October 2026 · reflects AT&T's latest reported financials
Major US telecom providing wireless, fiber internet, and business networks. AT&T earns recurring subscription revenue from postpaid and prepaid wireless plans and home broadband, plus revenue from selling handsets and accessories.
How AT&T makes money
AT&T earns recurring subscription revenue from postpaid and prepaid wireless plans and home broadband, plus revenue from selling handsets and accessories. It also charges businesses, government and wholesale customers for connectivity, networking and managed services.
What AT&T does
AT&T Inc. is a Dallas-based telecommunications company that operates through two segments: Communications and Latin America. The Communications segment is the core business. It provides wireless voice and data service and sells handsets and accessories through company-owned stores, agents and third-party retailers. It also offers fiber and fixed-wireless broadband to homes, and dedicated internet, ethernet, VPN, managed professional services and legacy copper-based services to businesses of all sizes, government agencies and wholesale customers. Its brands include AT&T, AT&T Business, Cricket, AT&T PREPAID, AT&T Fiber and AT&T Internet Air. The Latin America segment provides postpaid and prepaid wireless service in Mexico under the AT&T and Unefon brands. The company was incorporated in 1983 as SBC Communications and renamed itself AT&T Inc. in 2005. Most of its revenue comes from recurring connectivity subscriptions, supported by equipment sales.
Products & services
- AT&T Wireless
- AT&T Fiber
- AT&T Internet Air
- Cricket Wireless
- AT&T Business
- Unefon
What is AT&T worth?
On an owner-earnings DCF, AT&T's most-likely value is about $27 versus a recent price near $22 (23% below fair value). But TacticScale only calls a stock undervalued when the price sits below its conservative no-growth floor (~$21) with a margin of safety — so the honest verdict here is “Fairly priced — no edge.” Fair value earns its keep only at the extremes, not in the wide middle.
Price sits in the normal range — fair value isn't actionable here; it earns its keep only when price drops below the no-growth floor, or runs to roughly double the optimistic case.
⚠ High leverage — net debt is 8.3× annual cash flow. Net debt is subtracted from this fair value, but refinancing at higher rates, principal timing, and share dilution aren’t modeled — the equity can be worth far less if cash flow weakens.
Analysis, not advice. Fair value is a margin-of-safety estimate from a deterministic owner-earnings DCF, not a price target or recommendation. See the full breakdown →
Related companies
Verizon Communications (VZ) · T-Mobile US (TMUS) · Telephone and Data Systems (TDS) · China Telecom (601728.SS)