Carrier group · Incumbent Local Exchange Carrier
West River Cooperative Telephone Company
Total blocks
10
Recent (18 mo)
0
Medium
0
Old
0
Member OCNs
1
States
3
Area codes
3
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Block portfolio at a glance
By age
- Recent (0) — last 18 mo
- Medium (0)
- Old (0)
- Undated (10)
Footprint by state
Stronger blue = more blocks issued in that state. ● marks states with activity in the last 18 months.
- South Dakota SD · 8
- Montana MT · 1
- North Dakota ND · 1
Top area codes
Bars show total blocks; red overlay is recent.
Member OCNs
1 OCN roll up under West River Cooperative Telephone Company.
| OCN | Company name on file | HQ | Type | Total | Recent |
|---|---|---|---|---|---|
| 1689 | West River Cooperative Telephone Company | Bison, SD | Incumbent Local Exchange Carrier | 10 | — |