Mast 1038421 — Austin, TX
ConstructedFCC Antenna Structure Registration 1038421 — mast near Austin, Texas. Slender vertical mast structure.
At a glance
FCC Antenna Structure Registration 1038421 is a 70 m (230 ft) mast near Austin, Travis County, Texas. Its registration status is constructed, with construction recorded on Jul 30, 1986. It is registered to Crown Castle GT Company, LLC, which holds 2,215 FCC structure registrations.
Registration record
FCC record
| Field | Value |
|---|---|
| Registration number (ASRN) | 1038421 |
| Unique system identifier | 103745 |
| Status | Constructed (C) |
| Structure type | Mast (MAST) |
| Date constructed | Jul 30, 1986 |
| Registration issued | Jan 27, 2026 |
Aviation safety
FAA & lighting
| Field | Value |
|---|---|
| FAA study number | 01-ASW-4187-OE |
| FAA circular | 70/7460-1H |
| Painting / lighting spec | 3, 4, 5, 13 |
| Marking / lighting code | FAA Style A (9) |
The painting/lighting specification is copied as filed: the FAA marking and lighting chapters and paragraphs cited in the ASR record. The marking/lighting code is decoded using the FCC registration form's code list.
Registered owner
Canonsburg, PA · FRN 0005793682
Holds 2,215 FCC structure registrations — view the full portfolio →
Location
- Address
- 11400 Zimmerman Road
- City
- Austin
- State
- Texas
- ZIP
- 78726
- County
- Travis County
- County FIPS
- 48453
- Coordinates
- 30.41000, -97.84906
Within ~40 km
Nearby structures
Lattice tower · Constructed
- Austin, TX · 1059965399 m
Unspecified structure · Constructed
- Austin, TX · 1052848399 m
Tower (type not specified) · Terminated
- Buda, TX · 1042431375 m
Unspecified structure · Dismantled
- Austin, TX · 1013180375 m
Guyed tower · Constructed
- Austin, TX · 1234758369 m
Tower (type not specified) · Constructed
How tall is structure 1038421 compared with others?
At 70 m, structure 1038421 is about 20% above the 59 m average across the 494 structures registered in Travis County. It is roughly in line with the Texas average of 76 m across 20,684 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 31% above that figure.
The supporting structure itself measures 64 m; antennas and other appurtenances on top bring the overall height above ground to 70 m. The site's filed ground elevation is 314 m, which puts the top of the structure 384 m above mean sea level.
Where is structure 1038421, and what is registered around it?
The registration places the structure near Austin in Travis County, Texas, at coordinates 30.41000, -97.84906, with the site address filed as "11400 Zimmerman Road". Travis County has 494 FCC-registered antenna structures, the 5th-largest count among the 254 Texas counties with registrations, and 294 of them are marked constructed. Texas as a whole has 20,684 registrations, the largest total among the 50 states and DC.
The tallest other registered structure within about 40 km is Bertram, TX · 1052705, a lattice tower at 598 m (constructed).
What does the status "Constructed" mean?
Constructed means the owner has notified the FCC that construction is complete, so the registry treats the structure as standing. The FCC issued registration 1038421 on Jan 27, 2026. Nationally, 141,895 of the 197,770 registrations (71.7%) carry the constructed status, including 14,615 in Texas.
Who owns antenna structure 1038421?
The FCC record lists Crown Castle GT Company, LLC of Canonsburg, PA as the registered owner, under FCC Registration Number 0005793682. Across the registry it holds 2,215 structure registrations, the 11th-largest portfolio among the 7,865 owners with two or more, including 345 in Texas. Its most common filed structure-type code is TOWER (1,222 registrations).
What FAA and lighting details are on file?
The registration cites FAA aeronautical study 01-ASW-4187-OE and FAA Advisory Circular 70/7460-1H, the FAA review of the structure's effect on air navigation. Its marking and lighting code, 9, is listed on the FCC registration form as "FAA Style A". The painting and lighting specification on file cites FAA chapters 3, 4, 5, 13.
Frequently asked questions
How tall is antenna structure 1038421?
Its registered overall height above ground is 70 m (230 ft), and 384 m (1,260 ft) above mean sea level.
Who owns tower 1038421?
The registered owner is Crown Castle GT Company, LLC, which holds 2,215 FCC antenna structure registrations.
Where is antenna structure 1038421?
It is located near Austin, Travis County, Texas at 11400 Zimmerman Road (30.41000, -97.84906). Its status is constructed; it was constructed on Jul 30, 1986.
What type of structure is 1038421?
It is filed with the FCC under structure-type code MAST, which decodes to "Mast". Slender vertical mast structure. 3,482 registrations nationwide use the same code.
How many antenna structures are registered in Travis County, TX?
Travis County has 494 FCC-registered antenna structures, 294 of them constructed — the 5th-largest count among 254 counties in Texas.
Related pages
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Dataset updated . Source: FCC Antenna Structure Registration 1038421, weekly bulk file.
About this data
Source: FCC Antenna Structure Registration (ASR) database, as published October 13, 2026 — TowerCensus refreshes it weekly. See the methodology for how records are matched, cleaned and scored.
Cite as: TowerCensus, “Antenna structure 1038421, Austin, Travis County, Texas”, https://towercensus.com/towers/texas/austin-1038421 (data as of October 13, 2026).