Phone Prefix | Range | Phones Recorded |
---|---|---|
(510) 523-40** | (510) 523-4000 - (510) 523-4099 | 69 |
(510) 523-41** | (510) 523-4100 - (510) 523-4199 | 75 |
(510) 523-42** | (510) 523-4200 - (510) 523-4299 | 63 |
(510) 523-43** | (510) 523-4300 - (510) 523-4399 | 79 |
(510) 523-44** | (510) 523-4402 - (510) 523-4499 | 67 |
(510) 523-45** | (510) 523-4500 - (510) 523-4598 | 68 |
(510) 523-46** | (510) 523-4600 - (510) 523-4699 | 80 |
(510) 523-47** | (510) 523-4700 - (510) 523-4799 | 73 |
(510) 523-48** | (510) 523-4800 - (510) 523-4899 | 68 |
(510) 523-49** | (510) 523-4900 - (510) 523-4999 | 63 |
US Phone Directory: (510) 523-4***
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