Mast 1333394 — Commerce City, CO

At 21 m, structure 1333394 is about 36% of the 60 m average across the 103 structures registered in Adams County. It is about 43% of the Colorado average of 49 m across 2,340 registrations. Among the 3,482 registrations nationwide filed under the same structure-type code (MAST), the average overall height is 53 m, so this one is about 40% of that figure.

The site's filed ground elevation is 1,627 m, which puts the top of the structure 1,649 m above mean sea level.

The registration places the structure near Commerce City in Adams County, Colorado, at coordinates 39.85589, -104.74900, with the site address filed as "20420 E. 88th Ave. (DN02695A)". Adams County has 103 FCC-registered antenna structures, the 4th-largest count among the 63 Colorado counties with registrations, and 78 of them are marked constructed. Colorado as a whole has 2,340 registrations, the 29th-largest total among the 50 states and DC.

The tallest other registered structure within about 40 km is Frederick, CO · 1245921, a tower at 360 m (canceled).

Constructed means the owner has notified the FCC that construction is complete, so the registry treats the structure as standing. The FCC issued registration 1333394 on Apr 27, 2026. Nationally, 141,895 of the 197,770 registrations (71.7%) carry the constructed status, including 1,613 in Colorado.

The FCC record lists T-Mobile Central LLC of Bellevue, WA as the registered owner, under FCC Registration Number 0014510028. Across the registry it holds 326 structure registrations, the 78th-largest portfolio among the 7,865 owners with two or more. Its most common filed structure-type code is TOWER (153 registrations).

The registration cites FAA aeronautical study 2026-ANM-475-OE, the FAA review of the structure's effect on air navigation. Its marking and lighting code, 1, is listed on the FCC registration form as "None".