Monopole 1285777 — Ontario, CA
DismantledFCC Antenna Structure Registration 1285777 — monopole near Ontario, California. Single-shaft steel pole, the standard modern cell-site structure.
At a glance
FCC Antenna Structure Registration 1285777 is a 19 m (62 ft) monopole near Ontario, San Bernardino County, California. Its registration status is dismantled, with construction recorded on Dec 9, 2013, and the FCC record shows it dismantled on Jul 23, 2018. It is registered to UNION PACIFIC RAILROAD, which holds 1,115 FCC structure registrations.
Registration record
FCC record
| Field | Value |
|---|---|
| Registration number (ASRN) | 1285777 |
| Unique system identifier | 2685205 |
| Status | Dismantled (I) |
| Structure type | Monopole (MTOWER) |
| Date constructed | Dec 9, 2013 |
| Registration issued | Jul 25, 2018 |
| Date dismantled | Jul 23, 2018 |
Aviation safety
FAA & lighting
| Field | Value |
|---|---|
| FAA study number | 2012-AWP-6457-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
Omaha, NE · FRN 0001539048
Holds 1,115 FCC structure registrations — view the full portfolio →
Location
- Address
- 600ft SE of E Guasti Rd and E Convention Center Way.
- City
- Ontario
- State
- California
- ZIP
- 91761
- County
- San Bernardino County
- County FIPS
- 06071
- Coordinates
- 34.06308, -117.60358
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 1285777 compared with others?
At 19 m, structure 1285777 is about 33% below the 28 m average across the 957 structures registered in San Bernardino County. It is about 41% 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 site's filed ground elevation is 293 m, which puts the top of the structure 312 m above mean sea level.
Where is structure 1285777, and what is registered around it?
The registration places the structure near Ontario in San Bernardino County, California, at coordinates 34.06308, -117.60358, with the site address filed as "600ft SE of E Guasti Rd and E Convention Center Way.". San Bernardino County has 957 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 11,862 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 1285777 on Jul 25, 2018. Nationally, 12,705 of the 197,833 registrations (6.4%) carry the dismantled status, including 961 in California.
Who owns antenna structure 1285777?
The FCC record lists UNION PACIFIC RAILROAD of Omaha, NE as the registered owner, under FCC Registration Number 0001539048. Across the registry it holds 1,115 structure registrations, the 24th-largest portfolio among the 7,865 owners with two or more, including 162 in California. Its most common filed structure-type code is MTOWER (411 registrations).
What FAA and lighting details are on file?
The registration cites FAA aeronautical study 2012-AWP-6457-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 1285777?
Its registered overall height above ground is 19 m (62 ft), and 312 m (1,024 ft) above mean sea level.
Who owns tower 1285777?
The registered owner is UNION PACIFIC RAILROAD, which holds 1,115 FCC antenna structure registrations.
Where is antenna structure 1285777?
It is located near Ontario, San Bernardino County, California at 600ft SE of E Guasti Rd and E Convention Center Way. (34.06308, -117.60358). Its status is dismantled; it was constructed on Dec 9, 2013.
What type of structure is 1285777?
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 San Bernardino County, CA?
San Bernardino County has 957 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 1285777, 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 1285777, Ontario, San Bernardino County, California”, https://towercensus.com/towers/california/ontario-1285777 (data as of October 20, 2026).