Tower 1218912 — Shamrock, MO
TerminatedFCC Antenna Structure Registration 1218912 — tower (type not specified) near Shamrock, Missouri. Filed under the FCC's older general tower code, which does not record whether the tower is guyed, lattice or a monopole.
At a glance
FCC Antenna Structure Registration 1218912 is a 81 m (265 ft) tower near Shamrock, Callaway County, Missouri. Its registration status is terminated, with construction recorded on Jun 22, 2000. It is registered to American Tower through UNIsite, Inc., which holds 158 FCC structure registrations.
Registration record
FCC record
| Field | Value |
|---|---|
| Registration number (ASRN) | 1218912 |
| Unique system identifier | 2616560 |
| Status | Terminated (T) |
| Structure type | Tower (type not specified) (TOWER) |
| Date constructed | Jun 22, 2000 |
| Registration issued | Apr 4, 2001 |
Aviation safety
FAA & lighting
| Field | Value |
|---|---|
| FAA study number | 00-ace-1328-oe |
| FAA circular | 70/7460-1K |
| Painting / lighting spec | 4, 8, 12 |
| Marking / lighting code | FAA Style E (7) |
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
American Tower through UNIsite, Inc.
Houston, TX · FRN 0005884788
Holds 158 FCC structure registrations — view the full portfolio →
Location
- Address
- Shamrock
- City
- Shamrock
- State
- Missouri
- ZIP
- 63388
- County
- Callaway County
- County FIPS
- 29027
- Coordinates
- 38.90692, -91.70531
Within ~40 km
Nearby structures
- Mexico, MO · 1012928315 m
Tower (type not specified) · Constructed
Tower (type not specified) · Constructed
Tower (type not specified) · Constructed
- Mexico, MO · 1011720154 m
Tower (type not specified) · Dismantled
Guyed tower · Dismantled
- Fulton, MO · 1062270151 m
Unspecified structure · Dismantled
How tall is structure 1218912 compared with others?
At 81 m, structure 1218912 is roughly in line with the 84 m average across the 77 structures registered in Callaway County. It is roughly in line with the Missouri average of 77 m across 6,026 registrations. Among the 75,247 registrations nationwide filed under the same structure-type code (TOWER), the average overall height is 76 m, so this one is roughly in line with that figure.
The supporting structure itself measures 76 m; antennas and other appurtenances on top bring the overall height above ground to 81 m. The site's filed ground elevation is 256 m, which puts the top of the structure 337 m above mean sea level.
Where is structure 1218912, and what is registered around it?
The registration places the structure near Shamrock in Callaway County, Missouri, at coordinates 38.90692, -91.70531, with the site address filed as "Shamrock". Callaway County has 77 FCC-registered antenna structures, the 16th-largest count among the 115 Missouri counties with registrations, and 57 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 Mexico, MO · 1012928, a tower at 315 m (constructed).
What does the status "Terminated" mean?
Terminated means the FCC has ended the registration. The FCC issued registration 1218912 on Apr 4, 2001. Nationally, 8,910 of the 197,770 registrations (4.5%) carry the terminated status, including 112 in Missouri.
Who owns antenna structure 1218912?
The FCC record lists American Tower through UNIsite, Inc. of Houston, TX as the registered owner, under FCC Registration Number 0005884788. Across the registry it holds 158 structure registrations, the 134th-largest portfolio among the 7,865 owners with two or more, including 18 in Missouri. Its most common filed structure-type code is TOWER (157 registrations).
What FAA and lighting details are on file?
The registration cites FAA aeronautical study 00-ace-1328-oe and FAA Advisory Circular 70/7460-1K, the FAA review of the structure's effect on air navigation. Its marking and lighting code, 7, is listed on the FCC registration form as "FAA Style E". The painting and lighting specification on file cites FAA chapters 4, 8, 12.
Frequently asked questions
How tall is antenna structure 1218912?
Its registered overall height above ground is 81 m (265 ft), and 337 m (1,106 ft) above mean sea level.
Who owns tower 1218912?
The registered owner is American Tower through UNIsite, Inc., which holds 158 FCC antenna structure registrations.
Where is antenna structure 1218912?
It is located near Shamrock, Callaway County, Missouri at Shamrock (38.90692, -91.70531). Its status is terminated; it was constructed on Jun 22, 2000.
What type of structure is 1218912?
It is filed with the FCC under structure-type code TOWER, which decodes to "Tower (type not specified)". Filed under the FCC's older general tower code, which does not record whether the tower is guyed, lattice or a monopole. 75,247 registrations nationwide use the same code.
How many antenna structures are registered in Callaway County, MO?
Callaway County has 77 FCC-registered antenna structures, 57 of them constructed — the 16th-largest count among 115 counties in Missouri.
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Dataset updated . Source: FCC Antenna Structure Registration 1218912, 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 1218912, Shamrock, Callaway County, Missouri”, https://towercensus.com/towers/missouri/shamrock-1218912 (data as of October 13, 2026).