Monopole 1204378 — Signal Hill, CA
ConstructedFCC Antenna Structure Registration 1204378 — monopole near Signal Hill, California. Single-shaft steel pole, the standard modern cell-site structure.
At a glance
FCC Antenna Structure Registration 1204378 is a 20 m (65 ft) monopole near Signal Hill, Los Angeles County, California. Its registration status is constructed, with construction recorded on May 9, 2000. It is registered to Los Angeles SMSA Limited Partnership, which holds 707 FCC structure registrations.
Registration record
FCC record
| Field | Value |
|---|---|
| Registration number (ASRN) | 1204378 |
| Unique system identifier | 2601206 |
| Status | Constructed (C) |
| Structure type | Monopole (MTOWER) |
| Date constructed | May 9, 2000 |
| Registration issued | Mar 3, 2025 |
Aviation safety
FAA & lighting
| Field | Value |
|---|---|
| FAA study number | 2025-AWP-804-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
Los Angeles SMSA Limited Partnership
Alpharetta, GA · FRN 0002963817
Holds 707 FCC structure registrations — view the full portfolio →
Location
- Address
- 2550 Orange Avenue
- City
- Signal Hill
- State
- California
- ZIP
- 90755
- County
- Los Angeles County
- County FIPS
- 06037
- Coordinates
- 33.80267, -118.17481
Within ~40 km
Nearby structures
Guyed tower · Constructed
Building with tower · Terminated
Tower (type not specified) · Constructed
Building · Canceled
Building with antenna · Constructed
Structure type 2TOWER · Constructed
How tall is structure 1204378 compared with others?
At 20 m, structure 1204378 is about 29% below the 28 m average across the 2,132 structures registered in Los Angeles County. It is about 39% below the California average of 32 m across 11,862 registrations. Among the 24,665 registrations nationwide filed under the same structure-type code (MTOWER), the average overall height is 42 m, so this one is about half of that figure.
The supporting structure itself measures 18 m; antennas and other appurtenances on top bring the overall height above ground to 20 m. The site's filed ground elevation is 29 m, which puts the top of the structure 49 m above mean sea level.
Where is structure 1204378, and what is registered around it?
The registration places the structure near Signal Hill in Los Angeles County, California, at coordinates 33.80267, -118.17481, with the site address filed as "2550 Orange Avenue". Los Angeles County has 2,132 FCC-registered antenna structures, the largest count among the 58 California counties with registrations, and 1,296 of them are marked constructed. California as a whole has 11,862 registrations, the 2nd-largest total among the 50 states and DC.
The tallest other registered structure within about 40 km is La Mirada, CA · 1011538, a guyed tower at 207 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 1204378 on Mar 3, 2025. Nationally, 141,898 of the 197,833 registrations (71.7%) carry the constructed status, including 6,869 in California.
Who owns antenna structure 1204378?
The FCC record lists Los Angeles SMSA Limited Partnership of Alpharetta, GA as the registered owner, under FCC Registration Number 0002963817. Across the registry it holds 707 structure registrations, the 40th-largest portfolio among the 7,865 owners with two or more, including 706 in California. Its most common filed structure-type code is POLE (351 registrations).
What FAA and lighting details are on file?
The registration cites FAA aeronautical study 2025-AWP-804-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 1204378?
Its registered overall height above ground is 20 m (65 ft), and 49 m (159 ft) above mean sea level.
Who owns tower 1204378?
The registered owner is Los Angeles SMSA Limited Partnership, which holds 707 FCC antenna structure registrations.
Where is antenna structure 1204378?
It is located near Signal Hill, Los Angeles County, California at 2550 Orange Avenue (33.80267, -118.17481). Its status is constructed; it was constructed on May 9, 2000.
What type of structure is 1204378?
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. 24,665 registrations nationwide use the same code.
How many antenna structures are registered in Los Angeles County, CA?
Los Angeles County has 2,132 FCC-registered antenna structures, 1,296 of them constructed — the largest count among 58 counties in California.
Related pages
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Dataset updated . Source: FCC Antenna Structure Registration 1204378, weekly bulk file.
About this data
Source: FCC Antenna Structure Registration (ASR) database, as published October 20, 2026 — TowerCensus refreshes it weekly. See the methodology for how records are matched, cleaned and scored.
Cite as: TowerCensus, “Antenna structure 1204378, Signal Hill, Los Angeles County, California”, https://towercensus.com/towers/california/signal-hill-1204378 (data as of October 20, 2026).