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- S-4/A Registration of securities issued in business combination transactions
- 3.57 Exhibit 3.57
- 3.58 Exhibit 3.58
- 3.59 Exhibit 3.59
- 3.60 Exhibit 3.60
- 3.61 Exhibit 3.61
- 3.62 Exhibit 3.62
- 3.63 Exhibit 3.63
- 3.64 Exhibit 3.64
- 3.65 Exhibit 3.65
- 3.66 Exhibit 3.66
- 3.67 Exhibit 3.67
- 3.68 Exhibit 3.68
- 3.69 Exhibit 3.69
- 3.70 Exhibit 3.70
- 3.71 Exhibit 3.71
- 3.72 Exhibit 3.72
- 3.73 Exhibit 3.73
- 3.74 Exhibit 3.74
- 3.75 Exhibit 3.75
- 3.76 Exhibit 3.76
- 3.77 Exhibit 3.77
- 3.78 Exhibit 3.78
- 3.79 Exhibit 3.79
- 3.80 Exhibit 3.80
- 3.81 Exhibit 3.81
- 3.82 Exhibit 3.82
- 3.83 Exhibit 3.83
- 3.84 Exhibit 3.84
- 3.85 Exhibit 3.85
- 3.86 Exhibit 3.86
- 3.87 Exhibit 3.87
- 3.88 Exhibit 3.88
- 3.89 Exhibit 3.89
- 3.90 Exhibit 3.90
- 3.91 Exhibit 3.91
- 3.92 Exhibit 3.92
- 3.93 Exhibit 3.93
- 3.94 Exhibit 3.94
- 3.95 Exhibit 3.95
- 3.96 Exhibit 3.96
- 3.99 Exhibit 3.99
- 3.100 Exhibit 3.100
- 4.5.10 Exhibit 4.5.10
- 4.5.11 Exhibit 4.5.11
- 4.6.10 Exhibit 4.6.10
- 4.6.11 Exhibit 4.6.11
- 4.7.5 Exhibit 4.7.5
- 4.7.6 Exhibit 4.7.6
- 5.1 Exhibit 5.1
- 5.2 Exhibit 5.2
- 5.3 Exhibit 5.3
- 5.4 Exhibit 5.4
- 5.5 Exhibit 5.5
- 5.6 Exhibit 5.6
- 5.7 Exhibit 5.7
- 5.8 Exhibit 5.8
- 10.7.1 Exhibit 10.7.1
- 12.1 Exhibit 12.1
- 21 Exhibit 21
- 23.1 Exhibit 23.1
- 23.2 Exhibit 23.2
- 25 Exhibit 25
- 99.1 Exhibit 99.1
- 99.2 Exhibit 99.2
- 99.3 Exhibit 99.3
- 99.4 Exhibit 99.4
Exhibit 21
Subsidiary | State of Incorporation or Organization | |
PAETEC Corp. | Delaware | |
PaeTec Communications, Inc. | Delaware | |
PaeTec Communications of Virginia, Inc. | Virginia | |
PAETEC Integrated Solutions Group, Inc. | Delaware | |
PAETEC Software Corp. | New York | |
PAETEC iTEL, L.L.C. | North Carolina | |
US LEC LLC | Delaware | |
US LEC Communications LLC (1) | North Carolina | |
US LEC of Alabama LLC (1) | North Carolina | |
US LEC of Florida LLC (1) | North Carolina | |
US LEC of Georgia LLC (1) | Delaware | |
US LEC of Maryland LLC (1) | North Carolina | |
US LEC of North Carolina LLC (1) | North Carolina | |
US LEC of Pennsylvania LLC (1) | North Carolina | |
US LEC of South Carolina LLC (1) | Delaware | |
US LEC of Tennessee LLC (1) | Delaware | |
US LEC of Virginia L.L.C. (1) | Delaware | |
Allworx Corp. | Delaware | |
MPX, Inc. | Delaware | |
Technology Resource Solutions, Inc. (2) | New York | |
McLeodUSA LLC | Delaware | |
McLeodUSA Information Services LLC | Delaware | |
McLeodUSA Telecommunications Services, L.L.C. (1) | Iowa | |
McLeodUSA Purchasing, L.L.C. | Iowa | |
U.S. Energy Partners LLC (3) | New York | |
PAETEC Realty LLC | New York | |
Quagga Corporation | California | |
Cavalier Telephone Corporation | Delaware | |
CavTel Holdings, LLC | Delaware | |
Cavalier Telephone LLC | Virginia | |
Cavalier IP TV, LLC | Delaware | |
Cavalier Services, LLC | Delaware | |
Elantic Networks, Inc. | Delaware | |
SM Holdings, LLC | Delaware | |
Talk America Holdings, Inc. | Delaware | |
Access One Communications Corp. | New Jersey | |
Compco, Inc. | Delaware | |
Talk America of Virginia, Inc. | Virginia | |
Talk America Inc. (1) | Pennsylvania | |
LDMI Telecommunications, Inc. | Michigan | |
NT Corporation | Delaware | |
TC Services Holding Co., Inc. | Pennsylvania | |
Cavalier Telephone Mid-Atlantic, L.L.C. | Delaware | |
Intellifiber Networks, Inc. | Virginia | |
Network Telephone Corporation | Florida | |
OmniCall, Inc. | South Carolina | |
The Other Phone Company, Inc. | Florida | |
XETA Technologies, Inc. | Oklahoma | |
Pyramid Communication Services, Inc. | Texas |
| (1) | Doing business as PAETEC Business Services. |
| (2) | Doing business as PAETEC Energy. |
| (3) | Doing business as PAETEC Energy Marketing Corp. |