Prefix 301-663
Area Code 301 Details
County: FREDERICK
| Code | Other Cities | Timezone | County | Latitude | Longitude | Daylight Saving Time | Connection Type | NXX Created At | Zip Code | Fips | Lata | Carrier | Overlay | Rate Center | Ocn | Coverage Area | Active |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 663 | 5 | FREDERICK | 39.41480000 | -77.41230000 | L | 1994-02-04 00:00:00 | 21702 | 24021 | 240 | VERIZON MARYLAND, INC. | FREDERICK | 9212 | FREDERICK |
Phone Numbers
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