OCN 871E · Competitive Local Exchange Carrier
Onvoy LLC - UT
d/b/a Neutral Tandem-Utah LLC
Part of the Onvoy group — 41 OCNs across 41 states · 159,817 blocks combined.
Total blocks
1,634
Recent (18 mo)
57
Medium
211
Old
1,318
Area codes
3
States
1
Address
1 S Wacker Dr, Suite 200
Chicago, IL 60606-4614
1 S Wacker Dr, Suite 200
Chicago, IL 60606-4614
Website
Onvoy
Onvoy
First assigned block
2004-04-08
2004-04-08
Last assigned block
2025-12-17
2025-12-17
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HQ — Chicago, IL
Block portfolio at a glance
By age
- Recent (57) — last 18 mo
- Medium (211)
- Old (1,318)
- Undated (48)
Footprint by state
Stronger blue = more blocks issued in that state. ● marks states with activity in the last 18 months.
- Utah UT · 1,634 · 57
Top area codes
Bars show total blocks; red overlay is recent.
Block assignments by year
Best vanity numbers from Onvoy LLC - UT'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 |
|---|---|---|---|---|---|
| (435) 368-4527 ★ | DOUGLAS | Male / Masculine Names | UT | 2025-09-18 | 34,135 |
| (435) 368-6328 ★ | FOUNDATION | General | UT | 2025-09-18 | 7,952 |
| (435) 368-3777 ★ | ENTERPRISE | Business / Corporate | UT | 2025-09-18 | 5,562 |
| (385) 365-3377 ★ | FOLDERS | Office / Administration | UT | 2025-04-08 | 5,419 |
| (435) 368-6379 ★ | FOUNDRY | Industrial / Manufacturing | UT | 2025-09-18 | 4,736 |
| (435) 368-3567 ★ | ENVELOPES | General | UT | 2025-09-18 | 4,553 |
| (385) 365-3464 ★ | FOLDING | Verbs / Actions | UT | 2025-04-08 | 4,080 |
| (435) 368-7337 ★ | ENTREES | Restaurants | UT | 2025-09-18 | 3,370 |
| (435) 368-7679 ★ | ENTROPY | Science / Laser / Space | UT | 2025-09-18 | 809 |
| (385) 365-3225 ★ | FOLDABLE | Furniture / Antiques / Upholstery | UT | 2025-04-08 | 626 |
| (435) 368-7232 ★ | ENTRADA | General | UT | 2025-09-18 | 443 |
| (435) 368-7437 ★ | ENTRIES | Miscellaneous | UT | 2025-09-18 | 391 |
| (435) 368-3749 ★ | ENTERGY | Technical / Electronics | UT | 2025-09-18 | 381 |
| (435) 368-7262 ★ | ENTRANCE | Building / Construction / Contractor | UT | 2025-09-18 | 333 |
| (435) 368-4468 ★ | DOUGHNUTS | Supermarkets / Deli / Groceries | UT | 2025-09-18 | 294 |
| (435) 368-6333 ★ | FOUNDED | Business | UT | 2025-09-18 | 276 |
| (435) 368-4687 ★ | ENVIOUS | Home | UT | 2025-09-18 | 267 |
| (435) 368-4746 ★ | ENVISION | Vision / Optometry / Glasses | UT | 2025-09-18 | 217 |
| (435) 368-3733 ★ | ENTERED | Free | UT | 2025-09-18 | 207 |
| (435) 368-4735 ★ | ENTIRELY | General | UT | 2025-09-18 | 134 |
| (435) 368-2532 ★ | DOUBLECLICK | Technical / Electronics | UT | 2025-09-18 | 40 |
| (435) 368-6665 ★ | ENTOMOLOGY | Education | UT | 2025-09-18 | 23 |
| (435) 368-2663 ★ | DOTCOMEDY | Media / Broadcasting | UT | 2025-09-18 | 20 |
| (435) 368-6872 ★ | ENTOURAGE | Vacation / Resorts / Travel | UT | 2025-09-18 | 18 |
| (435) 368-2846 ★ | DOUBTING | General | UT | 2025-09-18 | 16 |
| (435) 368-6374 ★ | FOUNDRIES | Industrial / Manufacturing | UT | 2025-09-18 | 16 |
| (435) 368-7833 ★ | FOURTEEN | Industrial / Manufacturing | UT | 2025-09-18 | 12 |
| (435) 368-7276 ★ | ENTRAPMENT | Legal / Law | UT | 2025-09-18 | 6 |
| (435) 368-3824 ★ | DOVETAIL | Building / Construction / Contractor | UT | 2025-09-18 | 5 |
| (435) 368-6354 ★ | FOUNDLING | Photography / Framing | UT | 2025-09-18 | 4 |
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 Onvoy LLC - UT since 2024-11-12.
| Number block | State | Rate center | Assigned |
|---|---|---|---|
| (385) 618-0XXX | UT | Provo | 2025-12-17 |
| (385) 614-XXXX | UT | Midvale | 2025-10-06 |
| (385) 614-0XXX | UT | Midvale | 2025-10-06 |
| (385) 614-1XXX | UT | Midvale | 2025-10-06 |
| (385) 614-2XXX | UT | Midvale | 2025-10-06 |
| (435) 368-XXXX | UT | Logan | 2025-09-18 |
| (435) 368-0XXX | UT | Logan | 2025-09-18 |
| (385) 570-2XXX | UT | Midvale | 2025-09-04 |
| (385) 546-5XXX | UT | Pleasatgrv | 2025-04-16 |
| (385) 546-6XXX | UT | Pleasatgrv | 2025-04-16 |
| (385) 556-6XXX | UT | Midvale | 2025-04-16 |
| (385) 596-8XXX | UT | Kaysville | 2025-04-16 |
| (385) 596-9XXX | UT | Kaysville | 2025-04-16 |
| (385) 599-1XXX | UT | Payson | 2025-04-16 |
| (385) 601-0XXX | UT | Murray | 2025-04-16 |
| (385) 601-1XXX | UT | Murray | 2025-04-16 |
| (385) 604-XXXX | UT | Provo | 2025-04-16 |
| (385) 604-0XXX | UT | Provo | 2025-04-16 |
| (801) 613-5XXX | UT | Midvale | 2025-04-16 |
| (801) 613-6XXX | UT | Midvale | 2025-04-16 |
| (385) 365-3XXX | UT | Amercnfork | 2025-04-08 |
| (385) 579-1XXX | UT | Amercnfork | 2025-04-08 |
| (385) 603-XXXX | UT | Salt Lake | 2025-04-08 |
| (385) 603-0XXX | UT | Salt Lake | 2025-04-08 |
| (385) 603-1XXX | UT | Salt Lake | 2025-04-08 |
Sister OCNs in the Onvoy group
Same customer-facing carrier, different state-registered OCN. Combined stats are on the Onvoy group page.
| OCN | Company name on file | HQ state | Total | Recent |
|---|---|---|---|---|
| 649C | Onvoy LLC - CA | IL | 21,516 | 889 |
| 903C | Onvoy LLC - TX | IL | 15,066 | 595 |
| 937C | Onvoy LLC - FL | IL | 11,145 | 1,122 |
| 384C | Onvoy LLC - NY | IL | 9,958 | 478 |
| 547E | Onvoy LLC - PA | IL | 8,313 | 505 |
| 067D | Onvoy LLC - GA | IL | 6,330 | 279 |
| 543C | Onvoy LLC V - MI | IL | 5,779 | 19 |
| 638E | Onvoy LLC - NC | IL | 5,384 | 321 |
| 637C | Onvoy LLC - NJ | IL | 5,188 | 490 |
| 097D | Onvoy LLC - IN | IL | 4,545 | 176 |
| 892D | Onvoy LLC - MA | IL | 4,351 | — |
| 138E | Onvoy LLC - VA | IL | 4,341 | 380 |
| 604E | Onvoy LLC - AL | IL | 4,230 | 90 |
| 093F | Onvoy LLC - MO | IL | 4,204 | 208 |
| 184D | Onvoy LLC - MN | IL | 3,892 | 9 |
| 225C | Onvoy LLC - WI | IL | 3,477 | 181 |
| 026D | Onvoy LLC - CO | IL | 3,190 | 93 |
| 483E | Onvoy LLC - WA | IL | 3,106 | 3 |
| 876D | Onvoy LLC - MD | IL | 3,090 | 253 |
| 749E | Onvoy LLC - LA | IL | 2,987 | 127 |
| 630E | Onvoy LLC - AZ | IL | 2,936 | 11 |
| 221F | Onvoy LLC - IA | IL | 2,799 | 25 |
| 750E | Onvoy LLC - OR | IL | 2,458 | 126 |
| 409F | Onvoy LLC - OK | IL | 2,425 | 78 |
| 548E | Onvoy LLC - SC | IL | 2,418 | 126 |
| 205F | Onvoy LLC - KS | IL | 2,071 | 74 |
| 639C | Onvoy LLC - CT | IL | 1,783 | 64 |
| 348F | Onvoy LLC - AR | IL | 1,771 | 162 |
| 549E | Onvoy LLC - NE | IL | 1,524 | 41 |
| 029F | Onvoy LLC - NV | IL | 1,402 | 44 |
| 206F | Onvoy LLC - NM | IL | 1,263 | 46 |
| 449F | Onvoy LLC - WV | IL | 1,168 | 12 |
| 850D | Onvoy LLC - DC | IL | 688 | 37 |
| 451F | Onvoy LLC - VT | IL | 652 | 17 |
| 450F | Onvoy LLC - WY | IL | 626 | 27 |
| 969E | Onvoy LLC - DE | IL | 608 | 27 |
| 452F | Onvoy LLC - ND | IL | 502 | — |
| 977E | Onvoy LLC - RI | IL | 463 | 21 |
| 210H | Onvoy LLC - HI | IL | 365 | 20 |
| 559F | Neutral Tandem - PR | IL | 169 | 12 |