Mast 1296187 — Dublin, CA
DismantledFCC Antenna Structure Registration 1296187 — mast near Dublin, California. Slender vertical mast structure.
At a glance
FCC Antenna Structure Registration 1296187 is a 10 m (34 ft) mast near Dublin, Alameda County, California. Its registration status is dismantled, with construction recorded on Aug 28, 2015, and the FCC record shows it dismantled on Jan 12, 2017. It is registered to AT&T Mobility Spectrum LLC, which holds 1,606 FCC structure registrations.
Registration record
FCC record
| Field | Value |
|---|---|
| Registration number (ASRN) | 1296187 |
| Unique system identifier | 2695706 |
| Status | Dismantled (I) |
| Structure type | Mast (MAST) |
| Date constructed | Aug 28, 2015 |
| Registration issued | Jan 24, 2017 |
| Date dismantled | Jan 12, 2017 |
Aviation safety
FAA & lighting
| Field | Value |
|---|---|
| FAA study number | 2014-AWP-8814-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
Richardson, TX · FRN 0014980726
Holds 1,606 FCC structure registrations — view the full portfolio →
Location
- Address
- 5220 Fallon Road
- City
- Dublin
- State
- California
- ZIP
- 94568
- County
- Alameda County
- County FIPS
- 06001
- Coordinates
- 37.72775, -121.85408
Within ~40 km
Nearby structures
Tower (type not specified) · Granted (not yet constructed)
Tower (type not specified) · Constructed
Unspecified structure · Constructed
Tower (type not specified) · Canceled
- Sundol, CA · 1261727137 m
Tower (type not specified) · Canceled
Guyed tower · Constructed
How tall is structure 1296187 compared with others?
At 10 m, structure 1296187 is about 34% of the 31 m average across the 420 structures registered in Alameda County. It is about 32% of the California average of 32 m across 11,860 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 19% of that figure.
The site's filed ground elevation is 243 m, which puts the top of the structure 253 m above mean sea level.
Where is structure 1296187, and what is registered around it?
The registration places the structure near Dublin in Alameda County, California, at coordinates 37.72775, -121.85408, with the site address filed as "5220 Fallon Road". Alameda County has 420 FCC-registered antenna structures, the 9th-largest count among the 58 California counties with registrations, and 231 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 Bethel Island, CA · 1022770, a tower at 221 m (granted (not yet constructed)).
What does the status "Dismantled" mean?
Dismantled means the owner has notified the FCC that the structure was taken down. The FCC issued registration 1296187 on Jan 24, 2017. Nationally, 12,669 of the 197,770 registrations (6.4%) carry the dismantled status, including 960 in California.
Who owns antenna structure 1296187?
The FCC record lists AT&T Mobility Spectrum LLC of Richardson, TX as the registered owner, under FCC Registration Number 0014980726. Across the registry it holds 1,606 structure registrations, the 20th-largest portfolio among the 7,865 owners with two or more, including 433 in California. Its most common filed structure-type code is MTOWER (627 registrations).
What FAA and lighting details are on file?
The registration cites FAA aeronautical study 2014-AWP-8814-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 1296187?
Its registered overall height above ground is 10 m (34 ft), and 253 m (830 ft) above mean sea level.
Who owns tower 1296187?
The registered owner is AT&T Mobility Spectrum LLC, which holds 1,606 FCC antenna structure registrations.
Where is antenna structure 1296187?
It is located near Dublin, Alameda County, California at 5220 Fallon Road (37.72775, -121.85408). Its status is dismantled; it was constructed on Aug 28, 2015.
What type of structure is 1296187?
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 Alameda County, CA?
Alameda County has 420 FCC-registered antenna structures, 231 of them constructed — the 9th-largest count among 58 counties in California.
Related pages
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Dataset updated . Source: FCC Antenna Structure Registration 1296187, 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 1296187, Dublin, Alameda County, California”, https://towercensus.com/towers/california/dublin-1296187 (data as of October 13, 2026).