OCN 903C · Competitive Local Exchange Carrier
Onvoy LLC - TX
d/b/a Neutral Tandem-Texas LLC
Part of the Onvoy group — 41 OCNs across 41 states · 159,817 blocks combined.
Total blocks
15,066
Recent (18 mo)
595
Medium
1,956
Old
11,722
Area codes
28
States
1
Address
2 N La Salle St, Suite 1615
Chicago, IL 60602-3702
2 N La Salle St, Suite 1615
Chicago, IL 60602-3702
Website
Onvoy
Onvoy
First assigned block
2001-01-08
2001-01-08
Last assigned block
2026-03-19
2026-03-19
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HQ — Chicago, IL
Block portfolio at a glance
By age
- Recent (595) — last 18 mo
- Medium (1,956)
- Old (11,722)
- Undated (793)
Footprint by state
Stronger blue = more blocks issued in that state. ● marks states with activity in the last 18 months.
- Texas TX · 15,066 · 595
Top area codes
Bars show total blocks; red overlay is recent.
Block assignments by year
Best vanity numbers from Onvoy LLC - TX'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 |
|---|---|---|---|---|---|
| (737) 432-8464 ★ | HEATING | Heating / Oil / Gas | TX | 2025-12-11 | 113,644 |
| (682) 468-3763 ★ | INTERNET | Internet Companies | TX | 2025-09-03 | 75,029 |
| (726) 627-5384 ★ | MARKETING | Advertising | TX | 2025-09-24 | 69,043 |
| (737) 432-5849 ★ | HEALTHY | Supermarkets / Deli / Groceries | TX | 2025-12-11 | 48,844 |
| (737) 432-5464 ★ | HEALING | Health Care / Medical / Hospitals | TX | 2025-12-11 | 42,203 |
| (409) 285-2682 ★ | ATLANTA | Geography / Local / Directions | TX | 2024-12-16 | 41,024 |
| (726) 627-6679 ★ | MASONRY | Building / Construction / Contractor | TX | 2025-09-24 | 35,684 |
| (726) 253-2646 ★ | CLEANING | Cleaning Services / Laundry | TX | 2025-06-25 | 34,776 |
| (346) 737-8287 ★ | RESTAURANT | Supermarkets / Deli / Groceries | TX | 2025-01-09 | 33,623 |
| (682) 468-3786 ★ | INVESTMENT | Financial / Banking / Investing | TX | 2025-09-03 | 32,097 |
| (281) 473-4679 ★ | GREGORY | Names / Nicknames | TX | 2024-11-20 | 28,547 |
| (956) 749-7422 ★ | PHYSICAL | Health Care / Medical / Hospitals | TX | 2024-12-13 | 27,382 |
| (737) 432-5842 ★ | HEALTHCARE | Health Care / Medical / Hospitals | TX | 2025-12-11 | 25,587 |
| (737) 432-7464 ★ | HEARING | Disabled / Handicapped | TX | 2025-12-11 | 25,053 |
| (281) 473-2837 ★ | GREATER | Superlatives / Positive Adjectives | TX | 2024-11-20 | 23,045 |
| (817) 635-4772 ★ | MELISSA | Names / Nicknames | TX | 2025-09-24 | 21,607 |
| (737) 434-4487 ★ | HEIGHTS | Geography / Local / Directions | TX | 2026-02-18 | 20,658 |
| (430) 327-8376 ★ | EASTERN | Geography / Local / Directions | TX | 2025-12-17 | 18,831 |
| (737) 432-8437 ★ | HEATHER | Names / Nicknames | TX | 2025-12-11 | 18,233 |
| (210) 447-8679 ★ | HISTORY | History | TX | 2025-06-25 | 17,904 |
| (832) 447-8679 ★ | HISTORY | History | TX | 2025-01-09 | 17,904 |
| (945) 428-3929 ★ | GATEWAY | Technical / Electronics / Software | TX | 2026-02-18 | 16,891 |
| (682) 467-4448 ★ | INSIGHT | Data / Databases / Search | TX | 2025-10-02 | 15,494 |
| (915) 288-8464 ★ | CUTTING | Verbs / Actions | TX | 2025-03-19 | 14,701 |
| (346) 737-4336 ★ | RESIDENTIAL | Real Estate | TX | 2025-10-02 | 14,570 |
| (817) 745-5697 ★ | PILLOWS | Sleep / Mattresses / Comfort | TX | 2025-02-06 | 14,160 |
| (945) 363-7253 ★ | EMERALD | Jewelry / Diamonds | TX | 2025-01-09 | 14,031 |
| (830) 742-6666 ★ | SHANNON | Names / Nicknames | TX | 2025-04-16 | 13,510 |
| (469) 746-7746 ★ | SHOPPING | Shopping / Gifts / Novelties | TX | 2025-06-25 | 13,211 |
| (682) 474-3346 ★ | GRIFFIN | Names / Nicknames | TX | 2025-08-14 | 13,049 |
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 - TX since 2024-11-12.
| Number block | State | Rate center | Assigned |
|---|---|---|---|
| (726) 264-0XXX | TX | Sanantonio | 2026-03-19 |
| (726) 264-1XXX | TX | Sanantonio | 2026-03-19 |
| (726) 264-5XXX | TX | Sanantonio | 2026-03-19 |
| (726) 264-7XXX | TX | Sanantonio | 2026-03-19 |
| (726) 264-8XXX | TX | Sanantonio | 2026-03-19 |
| (726) 264-9XXX | TX | Sanantonio | 2026-03-19 |
| (737) 254-4XXX | TX | Austin | 2026-03-19 |
| (737) 407-2XXX | TX | Wimberley | 2026-03-19 |
| (737) 434-9XXX | TX | Austin | 2026-03-19 |
| (903) 301-1XXX | TX | Tyler | 2026-03-19 |
| (945) 428-9XXX | TX | Plano | 2026-03-19 |
| (945) 599-5XXX | TX | Terrell | 2026-03-19 |
| (214) 667-1XXX | TX | Allen | 2026-03-11 |
| (281) 695-0XXX | TX | Channelvw | 2026-03-11 |
| (346) 686-6XXX | TX | Manvel | 2026-03-11 |
| (346) 854-8XXX | TX | Kemah | 2026-03-11 |
| (945) 285-7XXX | TX | Kaufman | 2026-03-11 |
| (972) 328-9XXX | TX | Dallas | 2026-03-11 |
| (972) 823-2XXX | TX | Irving | 2026-03-11 |
| (254) 591-8XXX | TX | Waco | 2026-02-26 |
| (254) 614-XXXX | TX | Gatesville | 2026-02-26 |
| (254) 614-0XXX | TX | Gatesville | 2026-02-26 |
| (281) 664-9XXX | TX | Satsuma | 2026-02-26 |
| (214) 203-1XXX | TX | Cedar Hill | 2026-02-18 |
| (726) 261-5XXX | TX | Sanantonio | 2026-02-18 |
Area codes
| NPA | Blocks | Recent | Last |
|---|---|---|---|
| 346 | 1,248 | 72 | 2026-03-11 |
| 469 | 956 | 12 | 2025-12-17 |
| 254 | 925 | 9 | 2026-02-26 |
| 737 | 762 | 74 | 2026-03-19 |
| 817 | 669 | 24 | 2025-11-04 |
| 903 | 637 | 8 | 2026-03-19 |
| 682 | 605 | 65 | 2025-12-17 |
| 430 | 578 | 26 | 2025-12-17 |
| 832 | 570 | 5 | 2025-09-24 |
| 830 | 554 | 12 | 2025-12-11 |
| 806 | 515 | 3 | 2025-03-19 |
| 325 | 504 | 7 | 2025-04-15 |
| 409 | 499 | 21 | 2025-12-17 |
| 945 | 497 | 83 | 2026-03-19 |
| 281 | 491 | 9 | 2026-03-11 |
| 936 | 479 | 16 | 2025-12-11 |
| 940 | 460 | 7 | 2025-12-17 |
| 361 | 458 | 6 | 2025-11-04 |
| 956 | 437 | 20 | 2025-12-17 |
| 972 | 433 | 5 | 2026-03-11 |
| 210 | 431 | 13 | 2025-09-03 |
| 512 | 411 | 6 | 2025-10-02 |
| 915 | 391 | 22 | 2025-10-15 |
| 979 | 385 | 7 | 2025-12-11 |
| 432 | 352 | 1 | 2025-03-19 |
| 214 | 344 | 16 | 2026-03-11 |
| 713 | 271 | 9 | 2025-02-13 |
| 726 | 204 | 37 | 2026-03-19 |
States
| State | Blocks | Recent |
|---|---|---|
| TX | 15,066 | 595 |
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 |
| 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 |
| 871E | Onvoy LLC - UT | IL | 1,634 | 57 |
| 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 |