Carrier group · Competitive Local Exchange Carrier
Montana Opticom
Total blocks
7
Recent (18 mo)
0
Medium
0
Old
7
Member OCNs
1
States
1
Area codes
1
First assigned block
2004-03-15
2004-03-15
Last assigned block
2010-07-19
2010-07-19
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Headquarters: Big Sky, MT
Block portfolio at a glance
By age
- Recent (0). Last 18 mo
- Medium (0)
- Old (7)
Footprint by state
Stronger blue = more blocks issued in that state. ● marks states with activity in the last 18 months.
- Montana MT · 7
Top area codes
Bars show total blocks; red overlay is recent.
Block assignments by year
Member OCNs
1 OCN roll up under Montana Opticom.
| OCN | Company name on file | HQ | Type | Total | Recent |
|---|---|---|---|---|---|
| 746D | Montana Opticom LLC - MT | Big Sky, MT | Competitive Local Exchange Carrier | 7 | · |