HOLLAND — OH
Data last updated: June 25, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| OHIO BELL TEL CO | 9321 | 5 |
| LEVEL 3 COMMUNICATIONS, LLC - OH | 4863 | 2 |
| ONVOY, LLC - OH | 464C | 1 |
| TWILIO INTERNATIONAL, INC. | 506J | 1 |
| AT&T ENTERPRISES, LLC | 516C | 1 |
Data last updated: June 25, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| OHIO BELL TEL CO | 9321 | 5 |
| LEVEL 3 COMMUNICATIONS, LLC - OH | 4863 | 2 |
| ONVOY, LLC - OH | 464C | 1 |
| TWILIO INTERNATIONAL, INC. | 506J | 1 |
| AT&T ENTERPRISES, LLC | 516C | 1 |