Prefix 301-428
Area Code 301 Details
County: MONTGOMERY
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 428 | 5 | MONTGOMERY | 39.17580000 | -77.27460000 | L | 1994-02-04 00:00:00 | 20879 | 24031 | 236 | VERIZON MARYLAND, INC. | WSNGTNZN10 | 9212 | GAITHERSBURG |
Phone Numbers
| Phone Number | Score | Updated At |
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