OCN 3029 · Incumbent Local Exchange Carrier
New Castle Telephone Company
d/b/a TDS Telecom
Part of the TDS Telecom group — 8 OCNs across 4 states · 25 blocks combined.
Holding: TDS Telecommunications Corporation
Total blocks
14
Recent (18 mo)
0
Medium
0
Old
2
Area codes
1
States
1
Address
301 S Westfield Rd
Madison, WI 53717-1730
301 S Westfield Rd
Madison, WI 53717-1730
Website
tdstelecom.com
tdstelecom.com
First assigned block
2012-09-26
2012-09-26
Last assigned block
2012-11-28
2012-11-28
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HQ — Madison, WI
Block portfolio at a glance
By age
- Recent (0) — last 18 mo
- Medium (0)
- Old (2)
- Undated (12)
Footprint by state
Stronger blue = more blocks issued in that state. ● marks states with activity in the last 18 months.
- Virginia VA · 14
Top area codes
Bars show total blocks; red overlay is recent.
Block assignments by year
Sister OCNs in the TDS Telecom group
Same customer-facing carrier, different state-registered OCN. Combined stats are on the TDS Telecom group page.
| OCN | Company name on file | HQ state | Total | Recent |
|---|---|---|---|---|
| 0217 | Amelia Telephone Corporation | WI | 3 | — |
| 1698 | Cleveland County Telephone Company Inc | WI | 3 | — |
| 0469 | Barnardsville Telephone Company | WI | 1 | — |
| 0498 | Saluda Mountain Telephone Company | WI | 1 | — |
| 0500 | Service Telephone Company | WI | 1 | — |
| 1699 | Decatur Telephone Company | WI | 1 | — |
| 2377 | Home Telephone Company - OR | WI | 1 | — |
Sister OCNs under TDS Telecommunications Corporation
| OCN | Company | Total | Recent |
|---|---|---|---|
| 0575 | Tennessee Telephone Company | 91 | 0 |
| 0314 | Peoples Telephone Company Inc | 88 | 0 |
| 0024 | Somerset Telephone Company | 76 | 0 |
| 1984 | Oklahoma Communication Systems Inc | 71 | 0 |
| 0859 | Central State Telephone Company | 58 | 0 |
| 1350 | Arvig Telephone Company | 51 | 0 |
| 0963 | Utelco Inc | 50 | 0 |
| 0914 | Eastcoast Telecom Inc | 43 | 0 |
| 0375 | Nelson-Ball Ground Telephone Company | 40 | 0 |
| 2184 | Delta County Tele-Comm Inc | 40 | 0 |
| 0776 | Communications Corporation of Indiana | 38 | 0 |
| 0881 | Mid-Plains Telephone Inc | 37 | 0 |