OCN 7998 · Competitive Local Exchange Carrier
CTC Telcom Inc
d/b/a CTC Communications
Holding: EarthLink Inc
Total blocks
19
Recent (18 mo)
0
Medium
0
Old
15
Area codes
1
States
1
Address
PO Box 164
Dallas, WI 54733-0164
PO Box 164
Dallas, WI 54733-0164
Website
earthlink.net
earthlink.net
First assigned block
2008-11-10
2008-11-10
Last assigned block
2022-06-16
2022-06-16
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HQ — Dallas, WI
Block portfolio at a glance
By age
- Recent (0) — last 18 mo
- Medium (0)
- Old (15)
- Undated (4)
Footprint by state
Stronger blue = more blocks issued in that state. ● marks states with activity in the last 18 months.
- Wisconsin WI · 19
Top area codes
Bars show total blocks; red overlay is recent.
Block assignments by year
Sister OCNs under EarthLink Inc
| OCN | Company | Total | Recent |
|---|---|---|---|
| 4673 | Choice One Communications Inc - MA | 1 | 0 |
| 8685 | US Xchange of Michigan LLC dba Choice One Communications - MI | 1 | 0 |
| 0519 | Choice One Communications of Ohio Inc - KY | 0 | 0 |
| 0558 | Conversent Communications of New Jersey LLC - NJ | 0 | 0 |
| 0560 | Conversent Communications of New Jersey LLC | 0 | 0 |
| 132D | STS Telecom LLC - FL | 0 | 0 |
| 135D | STS Telecom LLC - FL | 0 | 0 |
| 147B | Conversent Communications of Pennsylvania LLC - PA | 0 | 0 |
| 148B | Conversent Communications of Vermont LLC - VT | 0 | 0 |
| 2527 | Choice One of New Hampshire Inc | 0 | 0 |
| 2695 | CTC Communications Corporation - DC | 0 | 0 |
| 2696 | CTC Communications Corporation - DE | 0 | 0 |