Carrier group · Incumbent Local Exchange Carrier
Mt Rushmore Telephone Company
Holding: Hanson Communications Inc
Total blocks
8
Recent (18 mo)
0
Medium
0
Old
0
Member OCNs
1
States
1
Area codes
1
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Headquarters: Clara City, MN
Block portfolio at a glance
By age
- Recent (0). Last 18 mo
- Medium (0)
- Old (0)
- Undated (8)
Footprint by state
Stronger blue = more blocks issued in that state. ● marks states with activity in the last 18 months.
- South Dakota SD · 8
Top area codes
Bars show total blocks; red overlay is recent.
Member OCNs
1 OCN roll up under Mt Rushmore Telephone Company.
| OCN | Company name on file | HQ | Type | Total | Recent |
|---|---|---|---|---|---|
| 1660 | Fort Randall Telephone Company dba Mt. Rushmore Telephone Company | Clara City, MN | Incumbent Local Exchange Carrier | 8 | · |