OCN 6115 · Competitive Local Exchange Carrier
Level 3 Communications LLC - IL
d/b/a Level 3 Communications LLC
Part of the Centurylink group — 199 OCNs across 53 states · 115,262 blocks combined.
Holding: Level 3 Financing Inc
Total blocks
3,436
Recent (18 mo)
11
Medium
6
Old
2,224
Area codes
16
States
1
Address
7581 W 103rd Ave, Cr3-280
Westminster, CO 80021-4002
7581 W 103rd Ave, Cr3-280
Westminster, CO 80021-4002
Website
centurylink.com
centurylink.com
First assigned block
1998-08-28
1998-08-28
Last assigned block
2026-02-20
2026-02-20
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HQ — Westminster, CO
Block portfolio at a glance
By age
- Recent (11) — last 18 mo
- Medium (6)
- Old (2,224)
- Undated (1,195)
Footprint by state
Stronger blue = more blocks issued in that state. ● marks states with activity in the last 18 months.
- Illinois IL · 3,436 · 11
Top area codes
Bars show total blocks; red overlay is recent.
Block assignments by year
Best vanity numbers from Level 3 Communications LLC - IL's recent issuances
Numbers in blocks issued in the last 18 months whose digits spell a useful word. Filter by state and category to find one for your business. ★ marks Mike's curated standouts.
| Number | Spells | Category | State | Block issued | Score |
|---|---|---|---|---|---|
| (730) 264-6257 ★ | ANIMALS | Animals / Taxidermy / Veterinarian | IL | 2025-02-10 | 20,857 |
| (618) 742-7464 ★ | SHARING | Community / Social Services | IL | 2025-09-22 | 15,677 |
| (730) 293-7663 ★ | AWESOME | Superlatives / Positive Adjectives | IL | 2026-02-20 | 13,307 |
| (730) 264-3537 ★ | ANGELES | Geography / Local / Directions | IL | 2025-02-10 | 10,264 |
| (730) 264-6284 ★ | ANIMATION | Media / Broadcasting | IL | 2025-02-10 | 6,227 |
| (730) 264-6283 ★ | ANIMATED | Entertainment / Events / Theaters | IL | 2025-02-10 | 6,163 |
| (618) 742-7476 ★ | SHAPIRO | Names / Nicknames | IL | 2025-09-22 | 3,761 |
| (730) 264-6484 ★ | COGNITIVE | Technical / Electronics | IL | 2025-02-10 | 3,327 |
| (309) 785-6467 ★ | STJOHNS | Advertising | IL | 2025-12-19 | 2,683 |
| (730) 264-5377 ★ | BOILERS | Heating / Oil / Gas | IL | 2025-02-10 | 2,673 |
| (730) 264-3778 ★ | AMHERST | Geography / Local / Directions | IL | 2025-02-10 | 2,193 |
| (618) 742-7737 ★ | SHARPER | Superlatives / Positive Adjectives | IL | 2025-09-22 | 1,602 |
| (618) 742-7377 ★ | SHAPERS | Fitness / Spa | IL | 2025-09-22 | 1,258 |
| (309) 785-6662 ★ | PULMONARY | Health Care / Medical | IL | 2025-12-19 | 862 |
| (730) 264-7823 ★ | AMISTAD | Geography / Local / Directions | IL | 2025-02-10 | 721 |
| (730) 264-8527 ★ | ANGULAR | Technical / Electronics / Software | IL | 2025-02-10 | 574 |
| (618) 742-7766 ★ | SHARRON | Names / Nicknames | IL | 2025-09-22 | 478 |
| (730) 293-5763 ★ | AXELROD | Names / Nicknames | IL | 2026-02-20 | 439 |
| (730) 264-3547 ★ | ANGELIQUE | Names / Nicknames | IL | 2025-02-10 | 334 |
| (730) 264-3546 ★ | ANGELINA | Names / Nicknames | IL | 2025-02-10 | 264 |
| (730) 264-6464 ★ | COINING | Gold / Precious Metals / Coins | IL | 2025-02-10 | 225 |
| (730) 264-6227 ★ | COINBASE | Financial / Banking | IL | 2025-02-10 | 210 |
| (730) 264-6286 ★ | ANIMATOR | Art / Crafts / Greeting Cards | IL | 2025-02-10 | 191 |
| (730) 264-3552 ★ | ANGELLA | Female / Feminine Names | IL | 2025-02-10 | 167 |
| (730) 264-3637 ★ | COGENERATION | Technical / Electronics | IL | 2025-02-10 | 143 |
| (618) 742-7627 ★ | PHARMASSIST | Bathroom / Toiletries | IL | 2025-09-22 | 100 |
| (618) 742-7376 ★ | SHAREPOINT | Technical / Electronics | IL | 2025-09-22 | 89 |
| (730) 264-8273 ★ | AMGUARD | Office / Administration | IL | 2025-02-10 | 79 |
| (730) 264-6248 ★ | COINBIT | Financial / Banking / Investing | IL | 2025-02-10 | 69 |
| (730) 264-5422 ★ | ANGLICAN | Religious / Faith / Church | IL | 2025-02-10 | 53 |
Want one of these or something similar? Request the number from this carrier and we'll route the request.
Most recent assignments
Last 18 months — these blocks were issued by Level 3 Communications LLC - IL since 2024-11-12.
| Number block | State | Rate center | Assigned |
|---|---|---|---|
| (730) 293-XXXX | IL | Columbia | 2026-02-20 |
| (730) 293-7XXX | IL | Columbia | 2026-02-20 |
| (309) 785-6XXX | IL | Cuba | 2025-12-19 |
| (730) 210-7XXX | IL | Bellmont | 2025-12-19 |
| (618) 871-5XXX | IL | Allendale | 2025-10-31 |
| (730) 271-1XXX | IL | Herrin | 2025-10-14 |
| (618) 742-7XXX | IL | Mound City | 2025-09-22 |
| (618) 840-7XXX | IL | Staunton | 2025-05-16 |
| (730) 264-XXXX | IL | Hamel | 2025-02-10 |
| (730) 264-7XXX | IL | Hamel | 2025-02-10 |
| (217) 515-1XXX | IL | Oakland | 2025-01-30 |
Area codes
| NPA | Blocks | Recent | Last |
|---|---|---|---|
| 847 | 479 | — | 2017-09-12 |
| 630 | 407 | — | 2018-03-30 |
| 815 | 402 | — | 2022-03-24 |
| 312 | 365 | — | 2020-07-23 |
| 217 | 328 | 1 | 2025-01-30 |
| 708 | 317 | — | 2020-08-20 |
| 773 | 288 | — | 2021-02-23 |
| 618 | 269 | 3 | 2025-10-31 |
| 309 | 249 | 1 | 2025-12-19 |
| 224 | 179 | — | 2020-05-05 |
| 779 | 61 | — | 2023-02-10 |
| 331 | 48 | — | 2020-09-03 |
| 872 | 25 | — | 2020-11-13 |
| 464 | 11 | — | 2022-03-15 |
| 730 | 6 | 6 | 2026-02-20 |
| 447 | 2 | — | 2022-07-13 |
States
| State | Blocks | Recent |
|---|---|---|
| IL | 3,436 | 11 |
Sister OCNs in the Centurylink group
Same customer-facing carrier, different state-registered OCN. Combined stats are on the Centurylink group page.
Sister OCNs under Level 3 Financing Inc
| OCN | Company | Total | Recent |
|---|---|---|---|
| 8826 | Level 3 Communications LLC - CA | 7,531 | 5 |
| 6114 | Level 3 Communications LLC - TX | 4,893 | 42 |
| 4006 | Level 3 Communications LLC - NY | 3,696 | 10 |
| 4802 | Level 3 Communications LLC - FL | 3,350 | 19 |
| 4007 | Level 3 Communications LLC - PA | 3,101 | 3 |
| 4863 | Level 3 Communications LLC - OH | 2,459 | 13 |
| 6120 | Level 3 Communications LLC - MI | 2,085 | 4 |
| 4804 | Level 3 Communications LLC - NJ | 2,027 | 1 |
| 3235 | Level 3 Communications LLC - NC | 1,797 | 2 |
| 4018 | Level 3 Communications LLC - MA | 1,777 | 0 |
| 6116 | Level 3 Communications LLC - GA | 1,707 | 11 |
| 8825 | Level 3 Communications LLC - VA | 1,573 | 15 |