LAKEMONROE — IN
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| SMITHVILLE COMM., INC DBA SMITHVILLE TELEPHONE CO. | 0818 | 1 |
| NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | 1 |
Data last updated: March 10, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| SMITHVILLE COMM., INC DBA SMITHVILLE TELEPHONE CO. | 0818 | 1 |
| NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | 1 |