Phone Prefix | Range | Phones Recorded |
---|---|---|
(510) 581-50** | (510) 581-5000 - (510) 581-5099 | 71 |
(510) 581-51** | (510) 581-5100 - (510) 581-5198 | 81 |
(510) 581-52** | (510) 581-5200 - (510) 581-5299 | 70 |
(510) 581-53** | (510) 581-5300 - (510) 581-5399 | 80 |
(510) 581-54** | (510) 581-5400 - (510) 581-5498 | 74 |
(510) 581-55** | (510) 581-5500 - (510) 581-5599 | 83 |
(510) 581-56** | (510) 581-5600 - (510) 581-5697 | 74 |
(510) 581-57** | (510) 581-5701 - (510) 581-5798 | 68 |
(510) 581-58** | (510) 581-5801 - (510) 581-5899 | 83 |
(510) 581-59** | (510) 581-5900 - (510) 581-5999 | 73 |
US Phone Directory: (510) 581-5***
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