Mast 1058640 — Greenwood, IN
ConstructedFCC Antenna Structure Registration 1058640 — mast near Greenwood, Indiana. Slender vertical mast structure.
At a glance
FCC Antenna Structure Registration 1058640 is a 42 m (136 ft) mast near Greenwood, Johnson County, Indiana. Its registration status is constructed, with construction recorded on Mar 5, 1998. It is registered to American Towers, LLC, which holds 21,809 FCC structure registrations.
Registration record
FCC record
| Field | Value |
|---|---|
| Registration number (ASRN) | 1058640 |
| Unique system identifier | 106483 |
| Status | Constructed (C) |
| Structure type | Mast (MAST) |
| Date constructed | Mar 5, 1998 |
| Registration issued | Feb 7, 2020 |
Aviation safety
FAA & lighting
| Field | Value |
|---|---|
| FAA study number | 2006-AGL-9345-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
- 645 US HIGHWAY 31 NORTH (Greenwood IN 6# 304639)
- City
- Greenwood
- State
- Indiana
- ZIP
- 46142
- County
- Johnson County
- County FIPS
- 18081
- Coordinates
- 39.62458, -86.11728
Within ~40 km
Nearby structures
Guyed tower · Constructed
Tower (type not specified) · Constructed
Guyed tower · Constructed
Unspecified structure · Constructed
Tower (type not specified) · Constructed
Guyed tower · Constructed
How tall is structure 1058640 compared with others?
At 42 m, structure 1058640 is about 35% below the 64 m average across the 78 structures registered in Johnson County. It is about 44% below the Indiana average of 74 m across 5,032 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 22% below that figure.
The supporting structure itself measures 40 m; antennas and other appurtenances on top bring the overall height above ground to 42 m. The site's filed ground elevation is 235 m, which puts the top of the structure 276 m above mean sea level.
Where is structure 1058640, and what is registered around it?
The registration places the structure near Greenwood in Johnson County, Indiana, at coordinates 39.62458, -86.11728, with the site address filed as "645 US HIGHWAY 31 NORTH (Greenwood IN 6# 304639)". Johnson County has 78 FCC-registered antenna structures, the 14th-largest count among the 92 Indiana counties with registrations, and 65 of them are marked constructed. Indiana as a whole has 5,032 registrations, the 15th-largest total among the 50 states and DC.
The tallest other registered structure within about 40 km is Trafalger, IN · 1026127, a guyed tower at 345 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 1058640 on Feb 7, 2020. Nationally, 141,895 of the 197,770 registrations (71.7%) carry the constructed status, including 3,790 in Indiana.
Who owns antenna structure 1058640?
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 2006-AGL-9345-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 1058640?
Its registered overall height above ground is 42 m (136 ft), and 276 m (906 ft) above mean sea level.
Who owns tower 1058640?
The registered owner is American Towers, LLC, which holds 21,809 FCC antenna structure registrations.
Where is antenna structure 1058640?
It is located near Greenwood, Johnson County, Indiana at 645 US HIGHWAY 31 NORTH (Greenwood IN 6# 304639) (39.62458, -86.11728). Its status is constructed; it was constructed on Mar 5, 1998.
What type of structure is 1058640?
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 Johnson County, IN?
Johnson County has 78 FCC-registered antenna structures, 65 of them constructed — the 14th-largest count among 92 counties in Indiana.
Related pages
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Dataset updated . Source: FCC Antenna Structure Registration 1058640, 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 1058640, Greenwood, Johnson County, Indiana”, https://towercensus.com/towers/indiana/greenwood-1058640 (data as of October 13, 2026).