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| npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
| 570-255 | PA | COMMONWEALTH TELEPHONE COMPANY LLC (Citizens Communications Company) | 0161 | DALLAS | DLLSPAXDDS1 | 06/14/2001 | Prefix Type: ICO Switch Name: DALLAS Switch Type: Northern Telecom DMS100/200 Digital Host LATA: northeastern PA (232) Tandem: N/A Detailed Switch Info |
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| 570-255-0 | PA | COMMONWEALTH TELEPHONE COMPANY LLC (Citizens Communications Company) | 0161 | DALLAS | DLLSPAXDDS1 | N/A | Prefix Type: ICO Switch Name: DALLAS Switch Type: Northern Telecom DMS100/200 Digital Host LATA: northeastern PA (232) Tandem: N/A Detailed Switch Info |
| 570-255-1 | PA | COMMONWEALTH TELEPHONE COMPANY LLC (Citizens Communications Company) | 0161 | DALLAS | DLLSPAXDDS1 | N/A | Prefix Type: ICO Switch Name: DALLAS Switch Type: Northern Telecom DMS100/200 Digital Host LATA: northeastern PA (232) Tandem: N/A Detailed Switch Info |
| 570-255-2 | PA | COMMONWEALTH TELEPHONE COMPANY LLC (Citizens Communications Company) | 0161 | DALLAS | DLLSPAXDDS1 | N/A | Prefix Type: ICO Switch Name: DALLAS Switch Type: Northern Telecom DMS100/200 Digital Host LATA: northeastern PA (232) Tandem: N/A Detailed Switch Info |
| 570-255-3 | PA | COMMONWEALTH TELEPHONE COMPANY LLC (Citizens Communications Company) | 0161 | DALLAS | DLLSPAXDDS1 | N/A | Prefix Type: ICO Switch Name: DALLAS Switch Type: Northern Telecom DMS100/200 Digital Host LATA: northeastern PA (232) Tandem: N/A Detailed Switch Info |
| 570-255-4 | PA | COMCAST IP PHONE, LLC (Comcast) | 318J | DALLAS | NOCLLIKNOWN | 10/29/2013 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: northeastern PA (232) Tandem: N/A Detailed Switch Info |
| 570-255-5 | PA | COMMONWEALTH TELEPHONE COMPANY LLC (Citizens Communications Company) | 0161 | DALLAS | DLLSPAXDDS1 | N/A | Prefix Type: ICO Switch Name: DALLAS Switch Type: Northern Telecom DMS100/200 Digital Host LATA: northeastern PA (232) Tandem: N/A Detailed Switch Info |
| 570-255-6 | PA | ONVOY, LLC - PA (Sinch) | 547E | DALLAS | NOCLLIKNOWN | 02/02/2024 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: northeastern PA (232) Tandem: N/A Detailed Switch Info |
| 570-255-7 | PA | ONVOY, LLC - PA (Sinch) | 547E | DALLAS | NOCLLIKNOWN | 12/14/2023 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: northeastern PA (232) Tandem: N/A Detailed Switch Info |
| 570-255-8 | PA | LIMITLESS MOBILE, LLC | 6921 | DALLAS | NOCLLIKNOWN | 12/19/2017 | Prefix Type: PCS Switch Name: N/A Switch Type: N/A LATA: northeastern PA (232) Tandem: N/A Detailed Switch Info |
| 570-255-9 | PA | COMMONWEALTH TELEPHONE COMPANY LLC (Citizens Communications Company) | 0161 | DALLAS | DLLSPAXDDS1 | N/A | Prefix Type: ICO Switch Name: DALLAS Switch Type: Northern Telecom DMS100/200 Digital Host LATA: northeastern PA (232) Tandem: N/A Detailed Switch Info |