Search numbers reported to the U.S. Federal Commissions beginning with area code 410
Area code 410 belongs to MARYLAND, UNITED STATES. It is a General Purpose Code which was placed in service on 1991-10-06.
| Type | General Purpose Code |
| Use | Geograpic |
| Location | MARYLAND |
| Country | UNITED STATES |
| Service Date | 1991-10-06 |
| Service |