| 78467307 | SECURE MESSAGING IS PEACE OF MIND | Level 3 Communications, Inc. | — |
| 78467278 | (I)CONNECTION | Level 3 Communications, Inc. | — |
| 78467024 | (I)CONNECTION. SECURE MESSAGING IS PEACE OF MIND. | Level 3 Communications, Inc. | — |
| 78374678 | (3)HOMETONE | Level 3 Communications, Inc. | — |
| 75051934 | WE GET THE INTERNETWORKING FOR YOU | LEVEL 3 COMMUNICATIONS, INC. | 2164998 |
| 78519664 | LEVEL(3) CONVERGE | Level 3 Communications, Inc. | — |
| 78490595 | I CONNECTION SECURE MESSAGING IS PEACE OF MIND | Level 3 Communications, Inc. | — |
| 78490577 | SECURE MESSAGING IS PEACE OF MIND | Level 3 Communications, Inc. | — |
| 78362982 | TOTALLY METRO | Level 3 Communications, Inc. | — |
| 78312701 | LEVEL (3) | Level 3 Communications, Inc. | — |
| 78311389 | LEVEL (3) ENABLED | Level 3 Communications, Inc. | — |
| 78390031 | VOIP | Level 3 Communications, Inc. | — |
| 78685911 | LEVEL(3) E-911 DIRECT | Level 3 Communications, Inc. | — |
| 78617096 | THE INTELLIGENT CORE OF THE IP WORLD. | Level 3 Communications, Inc. | — |
| 78496404 | 3(I)TEST | Level 3 Communications, Inc. | — |
| 78374666 | HOMETONE | Level 3 Communications, Inc. | — |
| 78360209 | (3)PLUS PARTNER PROGRAM | Level 3 Communications, Inc. | — |
| 78357445 | EXTENDING YOUR BUSINESS, NOT YOUR EXPENSES | Level 3 Communications, Inc. | — |
| 78355180 | LEVEL 3 ENHANCED SERVICES | Level 3 Communications, Inc. | — |
| 78321570 | THE VOICE PARTNER YOU CAN RELY ON | Level 3 Communications, Inc. | — |
| 78314189 | (3)HUB | Level 3 Communications, Inc. | — |
| 78308975 | (3)PLUS | Level 3 Communications, Inc. | — |
| 78308121 | (3)ENABLED | Level 3 Communications, Inc. | — |
| 78308108 | LEVEL(3)ENABLED | Level 3 Communications, Inc. | — |
| 78295556 | WHY DO THESE LEADING COMPANIES EXPECT SO MUCH FROM US? BECAUSE THEIR CUSTOMERS EXPECT SO MUCH FROM THEM. | Level 3 Communications, Inc. | — |
| 78284618 | (3)VOIP TOLL FREE | Level 3 Communications, Inc. | — |
| 78284600 | (3)VOIP MARKETPLACE | Level 3 Communications, Inc. | — |
| 78284586 | (3)VOIP ENHANCED | Level 3 Communications, Inc. | — |
| 78284533 | (3)VOIP | Level 3 Communications, Inc. | — |
| 78258402 | ERAS | Level 3 Communications, Inc. | — |
| 76975449 | ( ) | Level 3 Communications, Inc. | — |
| 76492228 | (3)TECH | LEVEL 3 COMMUNICATIONS, INC. | — |
| 76330609 | ( ) | Level 3 Communications, Inc. | — |
| 76330063 | ( ) | Level 3 Communications, Inc. | — |
| 76173195 | LEVEL(3)MARKETPLACE | LEVEL 3 COMMUNICATIONS, INC | — |
| 76144332 | LEVEL(3)ENABLED | LEVEL 3 COMMUNICATIONS, INC. | — |
| 76130738 | THINKSPACE | LEVEL 3 COMMUNICATIONS, INC. | — |
| 75889639 | ALMOST AS GOOD AS BEING THERE | LEVEL 3 COMMUNICATIONS, INC. | — |
| 75853559 | (3)STREAM | LEVEL 3 COMMUNICATIONS, INC. | — |
| 75853558 | (3)VOX | LEVEL 3 COMMUNICATIONS, INC. | — |
| 75690918 | IP CROSSROADS | LEVEL 3 COMMUNICATIONS, INC. | — |
| 75686452 | SOFT SWITCH | LEVEL 3 COMMUNICATIONS, INC. | — |
| 75516805 | LEVEL(3) COMMUNICATIONS | LEVEL 3 COMMUNICATIONS, INC. | — |
| 75494979 | IP EQUAL ACCESS | LEVEL 3 COMMUNICATIONS, INC. | — |
| 75455890 | LEVEL 3 | LEVEL 3 COMMUNICATIONS, INC. | — |
| 75455889 | LEVEL 3 COMMUNICATIONS | LEVEL 3 COMMUNICATIONS, INC. | — |
| 75455888 | LEVEL 3 NETWORKS | LEVEL 3 COMMUNICATIONS, INC. | — |
| 75455887 | LEVEL 3 TECHNOLOGIES | LEVEL 3 COMMUNICATIONS, INC. | — |
| 75379324 | IP QUALITY | LEVEL 3 COMMUNICATIONS, INC. | — |
| 75379322 | IP RADIO | LEVEL 3 COMMUNICATIONS, INC. | — |
