Input an Area Code (required) followed by the Prefix, or Exchange (optional):
-
If you were a paid member, you could be loading this into any version of Excel or Access (or any other software that understands CSV) right now for less than you paid for your breakfast or lunch today. If you are a member please login to access this and other functionality.
npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
313-534MIMICHIGAN BELL TEL CO (AT&T)9323DETROITZN5DTRTMIRFDS000/00/0000Prefix Type: RBOC
Switch Name: DTRT REDFORD DS0
Switch Type: EWSD
LATA: Detroit MI (340)
Tandem: DTRTMIVW20T
Detailed Switch Info