Onvoy LLC HOT
Part of the Neutral Tandem group. 10 OCNs across 11 states · 27,664 blocks combined.
2 N La Salle St, Suite 1615
Chicago, IL 60602-3702
Neutral Tandem
2000-08-18
2026-03-20
Just issued. Call the number first.
Onvoy LLC issued these blocks within the last 18 months, so many of the numbers in them may not have been assigned to customers yet. Call any number you're interested in, and if it doesn't go to a customer you can contact Onvoy LLC and you might be able to get it from them.
About Neutral Tandem
Neutral Tandem operates as a neutral tandem provider, interconnecting competitive carriers including wireless, wireline, cable, and VoIP providers for local and long-distance traffic exchange, bypassing incumbent LEC tandems. It primarily serves wholesale carriers seeking diverse routing and PSTN gateway access across major US markets, connecting over 600 switches and 130 million numbers. The company has expanded globally with voice and data services following acquisitions.
- Parent: Sinch
- Founded: 2001
- Headquarters: Chicago, IL
- Services: neutral tandem interconnection, PSTN gateway, tandem diversity routing, carrier interconnect, voice transit
Sources: Neutral Tandem - Products, Competitors, Financials, Employees ... · [PDF] Tandem Diversity and the Public Switched Telephone Network: Neutral Tandem: An Independent Solution for Tandem Diversity · Interview with Neutral Tandem - YouTube
Toll-free side: Related toll-free RespOrg: Inteliquent (code HPC01). View on resporgs.com →
Carrier website
sinch.com: opens in a new tab
HQ: Chicago, IL
Block portfolio at a glance
Block assignments by year
Best vanity numbers from Onvoy LLC'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 |
|---|---|---|---|---|
| (331) 344-4825 ★ | DIGITAL | News / Media / Communications | IL | 2026-02-02 |
| (464) 256-8446 ★ | CLOTHING | Clothing / Apparel / Fabric | IL | 2025-02-05 |
| (224) 774-6833 ★ | PRINTED | Printing / Markers / Pens | IL | 2026-03-20 |
| (872) 387-6488 ★ | FURNITURE | Furniture / Tables / Mattresses | IL | 2025-09-22 |
| (464) 253-2646 ★ | CLEANING | Cleaning Services / Laundry | IL | 2024-11-19 |
| (708) 688-3667 ★ | OUTDOOR | Outdoor / Camping / Landscaping | IL | 2026-01-27 |
| (224) 675-2636 ★ | ORLANDO | Geography / Local / Directions | IL | 2025-12-18 |
| (464) 264-6257 ★ | ANIMALS | Animals / Taxidermy / Veterinarian | IL | 2025-03-13 |
| (464) 256-8737 ★ | BLOUSES | Clothing / Apparel / Fabric | IL | 2025-02-05 |
| (312) 452-7737 ★ | GLASSES | Vision / Optometry / Glasses | IL | 2025-12-12 |
| (464) 262-9464 ★ | AMAZING | Superlatives / Positive Adjectives | IL | 2025-03-13 |
| (464) 283-3256 ★ | BUFFALO | Geography / Local / Directions | IL | 2026-01-14 |
| (331) 283-5437 ★ | ATELIER | Art / Crafts / Greeting Cards | IL | 2025-12-12 |
| (464) 283-5437 ★ | ATELIER | Art / Crafts / Greeting Cards | IL | 2026-01-14 |
| (224) 774-6846 ★ | PRINTING | Printing / Markers / Pens | IL | 2026-03-20 |
| (312) 426-3224 ★ | HANDBAGS | Accessories / Bags / Shoes | IL | 2026-01-27 |
| (464) 262-2446 ★ | COACHING | Consulting / Therapy / Planning | IL | 2025-03-13 |
| (312) 426-3435 ★ | HANDHELD | Technical / Electronics / Software | IL | 2026-01-27 |
| (309) 864-8377 ★ | UNIVERSITY | Education / College | IL | 2025-04-16 |
| (312) 426-7866 ★ | HAMPTON | Geography / Local / Directions | IL | 2026-01-27 |
| (730) 666-8262 ★ | MONTANA | Geography / Local / Directions | IL | 2025-12-22 |
| (730) 666-7837 ★ | MONSTER | Scary / Halloween / Dangerous | IL | 2025-12-22 |
| (331) 344-8737 ★ | FIGURES | Financial / Banking / Investing | IL | 2026-02-02 |
| (872) 392-4264 ★ | EXCHANGE | International / Global | IL | 2026-01-27 |
| (730) 444-4929 ★ | HIGHWAY | Geography / Local / Directions | IL | 2025-12-22 |
| (464) 256-8437 ★ | CLOTHES | Clothing / Apparel / Fabric | IL | 2025-02-05 |
| (730) 292-7363 ★ | AWARENESS | Mental Health / Emotions / Attitude | IL | 2026-01-27 |
| (224) 774-6279 ★ | PRIMARY | Health Care / Medical / Hospitals | IL | 2026-03-20 |
| (773) 787-2427 ★ | PURCHASE | Sales / Call to Action / Marketing | IL | 2025-10-15 |
| (224) 675-3267 ★ | ORLEANS | Geography / Local / Directions | IL | 2025-12-18 |
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 since 2024-11-14.
| Number block | State | Rate center | Assigned |
|---|---|---|---|
| (224) 774-6XXX | IL | Zion | 2026-03-20 |
| (630) 868-5XXX | IL | Wheaton | 2026-03-20 |
| (312) 426-3XXX | IL | Chicgozn01 | 2026-03-19 |
| (708) 444-9XXX | IL | Tinleypark | 2026-03-19 |
| (217) 605-9XXX | IL | Lincoln | 2026-03-12 |
| (224) 675-1XXX | IL | Cary | 2026-03-12 |
| (224) 685-0XXX | IL | Arligtnhts | 2026-03-12 |
| (331) 339-7XXX | IL | Aurora | 2026-03-12 |
| (447) 283-8XXX | IL | Springfld | 2026-03-12 |
| (447) 283-9XXX | IL | Springfld | 2026-03-12 |
| (464) 280-1XXX | IL | Orland | 2026-03-12 |
| (464) 284-1XXX | IL | Chicagohts | 2026-03-12 |
| (464) 284-2XXX | IL | Chicagohts | 2026-03-12 |
| (708) 834-5XXX | IL | Forest | 2026-03-12 |
| (708) 869-1XXX | IL | Rivergrove | 2026-03-12 |
| (779) 384-8XXX | IL | Harvard | 2026-03-12 |
| (779) 395-1XXX | IL | Minooka | 2026-03-12 |
| (847) 500-4XXX | IL | Lakeforest | 2026-03-12 |
| (847) 972-0XXX | IL | Skokie | 2026-03-12 |
| (217) 973-8XXX | IL | Champaurbn | 2026-03-02 |
| (217) 973-9XXX | IL | Champaurbn | 2026-03-02 |
| (331) 788-7XXX | IL | Geneva | 2026-03-02 |
| (464) 283-1XXX | IL | Blueisland | 2026-03-02 |
| (708) 853-0XXX | IL | Riverside | 2026-03-02 |
| (708) 914-9XXX | IL | Homewood | 2026-03-02 |
Area codes
| NPA | Blocks | Recent | Last |
|---|---|---|---|
| 217 | 998 | 22 | 2026-03-12 |
| 224 | 937 | 34 | 2026-03-20 |
| 618 | 893 | 8 | 2026-02-20 |
| 309 | 796 | 7 | 2026-02-20 |
| 708 | 660 | 46 | 2026-03-19 |
| 779 | 648 | 16 | 2026-03-12 |
| 872 | 623 | 62 | 2026-03-02 |
| 815 | 589 | 7 | 2026-03-02 |
| 331 | 520 | 31 | 2026-03-12 |
| 773 | 313 | 49 | 2026-03-02 |
| 312 | 289 | 21 | 2026-03-19 |
| 447 | 287 | 17 | 2026-03-12 |
| 630 | 282 | 12 | 2026-03-20 |
| 847 | 197 | 7 | 2026-03-12 |
| 464 | 184 | 47 | 2026-03-12 |
| 730 | 97 | 20 | 2026-03-02 |
| 528 | 1 | · | · |
Sister OCNs in the Neutral Tandem group
Same customer-facing carrier, different state-registered OCN. Combined stats are on the Neutral Tandem group page.
| OCN | Company name on file | HQ state | Total | Recent |
|---|---|---|---|---|
| 464C | Onvoy LLC - OH | IL | 7,228 | 392 |
| 525E | Onvoy LLC - TN | IL | 3,788 | 166 |
| 896E | Onvoy LLC - KY | IL | 2,918 | 69 |
| 719E | Onvoy LLC - MS | IL | 2,104 | 35 |
| 689F | Onvoy LLC - ID | IL | 1,302 | 12 |
| 453F | Onvoy LLC - MT | IL | 905 | 4 |
| 162G | Onvoy LLC - SD | IL | 513 | 8 |
| 454F | Onvoy LLC - ME | IL | 373 | 1 |
| 637E | Onvoy LLC - NH | IL | 219 | 7 |