Phone Prefix | Range | Phones Recorded |
---|---|---|
(301) 340-90** | (301) 340-9000 - (301) 340-9099 | 63 |
(301) 340-91** | (301) 340-9100 - (301) 340-9197 | 56 |
(301) 340-92** | (301) 340-9200 - (301) 340-9299 | 64 |
(301) 340-93** | (301) 340-9300 - (301) 340-9399 | 64 |
(301) 340-94** | (301) 340-9400 - (301) 340-9499 | 60 |
(301) 340-95** | (301) 340-9500 - (301) 340-9599 | 56 |
(301) 340-96** | (301) 340-9600 - (301) 340-9699 | 66 |
(301) 340-97** | (301) 340-9702 - (301) 340-9797 | 48 |
(301) 340-98** | (301) 340-9806 - (301) 340-9898 | 44 |
(301) 340-99** | (301) 340-9997 - (301) 340-9999 | 2 |
US Phone Directory: (301) 340-9***
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