Structure 1237517 — Ontario, CA
DismantledFCC Antenna Structure Registration 1237517 — unspecified structure near Ontario, California.
At a glance
FCC Antenna Structure Registration 1237517 is a 16 m (52 ft) structure near Ontario, San Bernardino County, California. Its registration status is dismantled, with construction recorded on Apr 20, 1999, and the FCC record shows it dismantled on Sep 11, 2024. It is registered to American Towers, LLC, which holds 21,809 FCC structure registrations.
Registration record
FCC record
| Field | Value |
|---|---|
| Registration number (ASRN) | 1237517 |
| Unique system identifier | 2635710 |
| Status | Dismantled (I) |
| Structure type | Unspecified structure (—) |
| Date constructed | Apr 20, 1999 |
| Registration issued | Sep 15, 2024 |
| Date dismantled | Sep 11, 2024 |
Aviation safety
FAA & lighting
| Field | Value |
|---|---|
| FAA study number | 2011-AWP-902-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
Woburn, MA · FRN 0011498342
Holds 21,809 FCC structure registrations — view the full portfolio →
Location
- Address
- 2226 South Baker Avenue
- City
- Ontario
- State
- California
- ZIP
- 91761
- County
- San Bernardino County
- County FIPS
- 06071
- Coordinates
- 34.03294, -117.61614
Within ~40 km
Nearby structures
Building · Terminated
Guyed tower · Constructed
Guyed tower · Constructed
Guyed tower · Constructed
Guyed tower · Constructed
Guyed tower · Constructed
How tall is structure 1237517 compared with others?
At 16 m, structure 1237517 is about 44% below the 28 m average across the 956 structures registered in San Bernardino County. It is about half of the California average of 32 m across 11,860 registrations.
The supporting structure itself measures 13 m; antennas and other appurtenances on top bring the overall height above ground to 16 m. The site's filed ground elevation is 251 m, which puts the top of the structure 267 m above mean sea level.
Where is structure 1237517, and what is registered around it?
The registration places the structure near Ontario in San Bernardino County, California, at coordinates 34.03294, -117.61614, with the site address filed as "2226 South Baker Avenue". San Bernardino County has 956 FCC-registered antenna structures, the 2nd-largest count among the 58 California counties with registrations, and 580 of them are marked constructed. California as a whole has 11,860 registrations, the 2nd-largest total among the 50 states and DC.
The tallest other registered structure within about 40 km is Claremont, CA · 1012733, a building at 431 m (terminated).
What does the status "Dismantled" mean?
Dismantled means the owner has notified the FCC that the structure was taken down. The FCC issued registration 1237517 on Sep 15, 2024. Nationally, 12,669 of the 197,770 registrations (6.4%) carry the dismantled status, including 960 in California.
Who owns antenna structure 1237517?
The FCC record lists American Towers, LLC of Woburn, MA as the registered owner, under FCC Registration Number 0011498342. Across the registry it holds 21,809 structure registrations, the largest portfolio among the 7,865 owners with two or more. Its most common filed structure-type code is LTOWER (5,885 registrations).
What FAA and lighting details are on file?
The registration cites FAA aeronautical study 2011-AWP-902-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 1237517?
Its registered overall height above ground is 16 m (52 ft), and 267 m (877 ft) above mean sea level.
Who owns tower 1237517?
The registered owner is American Towers, LLC, which holds 21,809 FCC antenna structure registrations.
Where is antenna structure 1237517?
It is located near Ontario, San Bernardino County, California at 2226 South Baker Avenue (34.03294, -117.61614). Its status is dismantled; it was constructed on Apr 20, 1999.
What type of structure is 1237517?
The FCC record does not state a structure type for this registration.
How many antenna structures are registered in San Bernardino County, CA?
San Bernardino County has 956 FCC-registered antenna structures, 580 of them constructed — the 2nd-largest count among 58 counties in California.
Related pages
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Dataset updated . Source: FCC Antenna Structure Registration 1237517, 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 1237517, Ontario, San Bernardino County, California”, https://towercensus.com/towers/california/ontario-1237517 (data as of October 13, 2026).