| Phone Prefix | Range | Phones Recorded |
|---|---|---|
| (415) 440-30** | (415) 440-3000 - (415) 440-3099 | 62 |
| (415) 440-31** | (415) 440-3100 - (415) 440-3198 | 63 |
| (415) 440-32** | (415) 440-3204 - (415) 440-3299 | 62 |
| (415) 440-33** | (415) 440-3301 - (415) 440-3399 | 67 |
| (415) 440-34** | (415) 440-3400 - (415) 440-3496 | 66 |
| (415) 440-35** | (415) 440-3500 - (415) 440-3598 | 64 |
| (415) 440-36** | (415) 440-3600 - (415) 440-3699 | 64 |
| (415) 440-37** | (415) 440-3701 - (415) 440-3799 | 66 |
| (415) 440-38** | (415) 440-3800 - (415) 440-3899 | 74 |
| (415) 440-39** | (415) 440-3900 - (415) 440-3999 | 71 |
US Phone Directory: (415) 440-3***
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