npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
510-234 | CA | PACIFIC BELL (AT&T) | 9740 | RICHMOND | RCMDCA11DS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: RICHMOND Switch Type: WECO 5ESS (Digital) LATA: San Francisco CA (722) Tandem: N/A Detailed Switch Info |