Monopole 1330452 — Affton, MO
ConstructedFCC Antenna Structure Registration 1330452 — monopole near Affton, Missouri. Single-shaft steel pole, the standard modern cell-site structure.
At a glance
FCC Antenna Structure Registration 1330452 is a 53 m (174 ft) monopole near Affton, St. Louis County, Missouri. Its registration status is constructed, with construction recorded on May 23, 2025. It is registered to Union Electric Company, which holds 100 FCC structure registrations.
Registration record
FCC record
| Field | Value |
|---|---|
| Registration number (ASRN) | 1330452 |
| Unique system identifier | 2730961 |
| Status | Constructed (C) |
| Structure type | Monopole (MTOWER) |
| Date constructed | May 23, 2025 |
| Registration issued | Jul 1, 2025 |
Aviation safety
FAA & lighting
| Field | Value |
|---|---|
| FAA study number | 2024-ACE-3916-OE |
| FAA circular | — |
| Painting / lighting spec | NONE |
| Marking / lighting code | None (1) |
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
Saint Louis, MO · FRN 0002551794
Holds 100 FCC structure registrations — view the full portfolio →
Location
- Address
- 9823 Mackenzie Road
- City
- Affton
- State
- Missouri
- ZIP
- 63123
- County
- St. Louis County
- County FIPS
- 29189
- Coordinates
- 38.54058, -90.32575
Within ~40 km
Nearby structures
Tower (type not specified) · Constructed
Tower (type not specified) · Canceled
Tower (type not specified) · Constructed
Tower (type not specified) · Constructed
Guyed tower · Constructed
Tower (type not specified) · Terminated
How tall is structure 1330452 compared with others?
At 53 m, structure 1330452 is roughly in line with the 49 m average across the 447 structures registered in St. Louis County. It is about 31% below the Missouri average of 77 m across 6,026 registrations. Among the 24,638 registrations nationwide filed under the same structure-type code (MTOWER), the average overall height is 42 m, so this one is about 26% above that figure.
The site's filed ground elevation is 162 m, which puts the top of the structure 215 m above mean sea level.
Where is structure 1330452, and what is registered around it?
The registration places the structure near Affton in St. Louis County, Missouri, at coordinates 38.54058, -90.32575, with the site address filed as "9823 Mackenzie Road". St. Louis County has 447 FCC-registered antenna structures, the largest count among the 115 Missouri counties with registrations, and 286 of them are marked constructed. Missouri as a whole has 6,026 registrations, the 10th-largest total among the 50 states and DC.
The tallest other registered structure within about 40 km is Hillsboro, MO · 1004576, a tower at 398 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 1330452 on Jul 1, 2025. Nationally, 141,895 of the 197,770 registrations (71.7%) carry the constructed status, including 4,532 in Missouri.
Who owns antenna structure 1330452?
The FCC record lists Union Electric Company of Saint Louis, MO as the registered owner, under FCC Registration Number 0002551794. Across the registry it holds 100 structure registrations, the 192nd-largest portfolio among the 7,865 owners with two or more, including 95 in Missouri. Its most common filed structure-type code is TOWER (44 registrations).
What FAA and lighting details are on file?
The registration cites FAA aeronautical study 2024-ACE-3916-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".
Frequently asked questions
How tall is antenna structure 1330452?
Its registered overall height above ground is 53 m (174 ft), and 215 m (705 ft) above mean sea level.
Who owns tower 1330452?
The registered owner is Union Electric Company, which holds 100 FCC antenna structure registrations.
Where is antenna structure 1330452?
It is located near Affton, St. Louis County, Missouri at 9823 Mackenzie Road (38.54058, -90.32575). Its status is constructed; it was constructed on May 23, 2025.
What type of structure is 1330452?
It is filed with the FCC under structure-type code MTOWER, which decodes to "Monopole". Single-shaft steel pole, the standard modern cell-site structure. 24,638 registrations nationwide use the same code.
How many antenna structures are registered in St. Louis County, MO?
St. Louis County has 447 FCC-registered antenna structures, 286 of them constructed — the largest count among 115 counties in Missouri.
Related pages
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Dataset updated . Source: FCC Antenna Structure Registration 1330452, 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 1330452, Affton, St. Louis County, Missouri”, https://towercensus.com/towers/missouri/affton-1330452 (data as of October 13, 2026).