| Information | |
|---|---|
| Area Code(NPA) | 301 - Rockville, MD |
| Prefix(NXX) | 301-255 |
| Full Number | 301-255-0421 |
| International Number | +1 301 255 0421 |
| Location | Montgomery |
| State/Province | Maryland |
| Country | United States |
| Service Provider | Verizon Maryland |
| Type | Landline |
| Introduced | 01/11/1997 |
| Major City | Baltimore |
| Major citys in the area | Aspen Hill, MD;Bethesda, MD;Bowie, MD;Chillum, MD; |
| ZIP Code | 20851 |
| Time Zone | Eastern (UTC-05:00) |
| Location Details | |
|---|---|
| Numbers | Primary City | County | Phone Type |
|---|---|---|---|
| 301-255-2189 | Rockville, MD | Montgomery | Landline |
| 301-255-5459 | Rockville, MD | Montgomery | Landline |
| 301-255-7284 | Rockville, MD | Montgomery | Landline |
| 301-255-4204 | Rockville, MD | Montgomery | Landline |
| 301-255-8607 | Rockville, MD | Montgomery | Landline |
| 301-255-6636 | Rockville, MD | Montgomery | Landline |
| 301-255-1010 | Rockville, MD | Montgomery | Landline |
| 301-255-9606 | Rockville, MD | Montgomery | Landline |
| 301-255-9187 | Rockville, MD | Montgomery | Landline |
| 301-255-8084 | Rockville, MD | Montgomery | Landline |