Net property, plant and equipment is composed of the following:
 Depreciable
Lives
December 31,
 
2025(5)
2024
  (Dollars in millions)
LandN/A$629 630 
Fiber, conduit and other outside plant (1)
15-45 years
16,760 17,348 
Central office and other network electronics(2)
3-10 years
16,449 16,616 
Support assets(3)
3-30 years
7,014 6,804 
Construction in progress(4)
N/A2,467 2,144 
Gross property, plant and equipment 43,319 43,542 
Accumulated depreciation (23,744)(23,121)
Net property, plant and equipment $19,575 20,421 
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(1)Fiber, conduit and other outside plant consists of fiber and metallic cable, conduit, poles and other supporting structures.
(2)Central office and other network electronics consists of circuit and packet switches, routers, transmission electronics and electronics providing service to customers.
(3)Support assets consist of buildings, data centers, computers and other administrative and support equipment.
(4)Construction in progress includes inventory held for construction and property of the aforementioned categories that has not been placed in service as it is still under construction.
(5)These values exclude assets classified as held for sale as of December 31, 2025.

Historical Timeline

Fiscal YearFiled
2025Feb 20, 2026Showing above
2024Feb 20, 2025
2023Feb 22, 2024
2022Feb 23, 2023
2021Feb 24, 2022
2020Feb 25, 2021
2019Feb 28, 2020
2018Mar 11, 2019
2017Mar 1, 2018
2016Feb 23, 2017
2015Feb 25, 2016

About PP&E Disclosures

The PP&E disclosure details a company's physical asset base — land, buildings, machinery, and equipment — along with the depreciation methods and useful life assumptions that determine how these costs flow through the income statement. Capitalization policy thresholds reveal management's judgment on the boundary between expense and asset, directly affecting both reported earnings and asset values.

Key signals: changes in estimated useful lives or depreciation methods can materially shift reported earnings without any operational change. Compare capital expenditures against depreciation expense — when capex consistently trails depreciation, the asset base may be aging and underinvested. Watch for large asset impairments or write-downs that signal overvalued carrying amounts. Asset retirement obligations reveal future environmental or decommissioning costs that are often underappreciated. Compare PP&E intensity (PP&E-to-revenue) against industry peers to assess capital efficiency and competitive positioning.