CLARKSVL, IA Rate Center
CLARKSVL — IA
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| BUTLER-BREMER MUTUAL TEL. CO. | 1115 | 1 |
Data last updated: March 10, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| BUTLER-BREMER MUTUAL TEL. CO. | 1115 | 1 |