Prefix 301-321
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 321 | 5 | MONTGOMERY | 39.05460000 | -77.13120000 | L | 1997-07-06 00:00:00 | 20851 | 24031 | 236 | TELCOVE OPERATIONS, INC. - MD | WSNGTNZN11 | 4749 | ROCKVILLE |
Phone Numbers
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