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Telefónica

Customers

None disclosed

Suppliers

1 disclosed

Latest period

Dec 31, 2025

10-K filed 2026-02-24

Band height is the estimated dollar value: the disclosed share × the discloser's revenue for that period (latest full year where available) or federal dollars obligated. Each side is scaled on its own; dashed outlines are named without a figure. Click a band to open its source.

Suppliers 1

Companies that disclose Telefónica as a major customer, as a share of their own revenue. 1 active, 0 lapsed.

Company	% of their revenue	Est. $ from Telefónica	Period	Trend	Status	Source
AMT AMERICAN TOWER CORP /MA/	Named	—	FY 2025-12-31	—	Active	10-K 2026-02-24
For the year ended December 31, 2025, our top four customers by total revenue were T-Mobile (18%), AT&T (17%), Verizon Wireless (14%) and Telefónica (10%). 10-K filed 2026-02-24 Period FY 2025-01-01 to 2025-12-31Accession 0001053507-26-000035

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