Carrier group · Incumbent Local Exchange Carrier
Grafton Telephone Company
Holding: Grafton Communications Inc
Total blocks
1
Recent (18 mo)
0
Medium
0
Old
0
Member OCNs
1
States
1
Area codes
1
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Headquarters: Grafton, IL
Block portfolio at a glance
By age
- Recent (0). Last 18 mo
- Medium (0)
- Old (0)
- Undated (1)
Footprint by state
Stronger blue = more blocks issued in that state. ● marks states with activity in the last 18 months.
- Illinois IL · 1
Top area codes
Bars show total blocks; red overlay is recent.
Member OCNs
1 OCN roll up under Grafton Telephone Company.
| OCN | Company name on file | HQ | Type | Total | Recent |
|---|---|---|---|---|---|
| 1020 | Grafton Telephone Company | Grafton, IL | Incumbent Local Exchange Carrier | 1 | · |