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| npa-nxx | State | Company | FRN | RMD | OCN | Rate Center | CLLI | Assign Date | Misc |
| 217-767 | IL | FRONTIER NORTH, INC. - IL (Frontier Communications) | N/A | 1015 | ELWIN | ELWNILXCRS2 | 00/00/0000 | Prefix Type: ICO Switch Name: ELWIN Switch Type: 5ESS-RSM LATA: Springfield IL (374) Tandem: DCTRILDC51T 🔧 Explore Switch(CLLI: ELWNILXCRS2)) | |
| 217-767 is split into 1,000-number blocks - detail below | |||||||||
| 217-767-2XXX | IL | FRONTIER NORTH, INC. - IL (Frontier Communications) | N/A | 1015 | ELWIN | ELWNILXCRS2 | N/A | Prefix Type: ICO Switch Name: ELWIN Switch Type: 5ESS-RSM LATA: Springfield IL (374) Tandem: DCTRILDC51T 🔧 Explore Switch(CLLI: ELWNILXCRS2)) | |
| 217-865 | IL | FRONTIER NORTH, INC. - IL (Frontier Communications) | N/A | 1015 | ELWIN | ELWNILXCRS2 | 00/00/0000 | Prefix Type: ICO Switch Name: ELWIN Switch Type: 5ESS-RSM LATA: Springfield IL (374) Tandem: DCTRILDC51T 🔧 Explore Switch(CLLI: ELWNILXCRS2)) | |
| 217-865 is split into 1,000-number blocks - detail below | |||||||||
| 217-865-2XXX | IL | FRONTIER NORTH, INC. - IL (Frontier Communications) | N/A | 1015 | ELWIN | ELWNILXCRS2 | N/A | Prefix Type: ICO Switch Name: ELWIN Switch Type: 5ESS-RSM LATA: Springfield IL (374) Tandem: DCTRILDC51T 🔧 Explore Switch(CLLI: ELWNILXCRS2)) | |
| 217-865-3XXX | IL | FRONTIER NORTH, INC. - IL (Frontier Communications) | N/A | 1015 | ELWIN | ELWNILXCRS2 | N/A | Prefix Type: ICO Switch Name: ELWIN Switch Type: 5ESS-RSM LATA: Springfield IL (374) Tandem: DCTRILDC51T 🔧 Explore Switch(CLLI: ELWNILXCRS2)) |