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| npa-nxx | State/Province | Company | FRN | RMD | OCN | Rate Center | CLLI | Assign Date | Misc |
| 618-545 | IL | ILLINOIS BELL TEL CO (AT&T) | N/A | 9329 | CENTRALIA | CENLILCEDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: CENTRALIA DS0 Switch Type: DMS1/2 LATA: St.Louis MO (520) Tandem: CENLILCE51T 🔧 Explore Switch(CLLI: CENLILCEDS0)) | |
| 618-545 is split into 1,000-number blocks - detail below | |||||||||
| 618-545-0XXX | IL | ILLINOIS BELL TEL CO (AT&T) | N/A | 9329 | CENTRALIA | CENLILCEDS0 | N/A | Prefix Type: RBOC Switch Name: CENTRALIA DS0 Switch Type: DMS1/2 LATA: St.Louis MO (520) Tandem: CENLILCE51T 🔧 Explore Switch(CLLI: CENLILCEDS0)) | |
| 618-545-1XXX | IL | ILLINOIS BELL TEL CO (AT&T) | N/A | 9329 | CENTRALIA | CENLILCEDS0 | N/A | Prefix Type: RBOC Switch Name: CENTRALIA DS0 Switch Type: DMS1/2 LATA: St.Louis MO (520) Tandem: CENLILCE51T 🔧 Explore Switch(CLLI: CENLILCEDS0)) | |
| 618-545-2XXX | IL | ONVOY SPECTRUM, LLC (Sinch) | 0024415002 | RMD0002045 | 624H | CENTRALIA | NOCLLIKNOWN | 11/10/2021 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: St.Louis MO (520) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN)) |
| 618-545-3XXX | IL | ILLINOIS BELL TEL CO (AT&T) | N/A | 9329 | CENTRALIA | CENLILCEDS0 | N/A | Prefix Type: RBOC Switch Name: CENTRALIA DS0 Switch Type: DMS1/2 LATA: St.Louis MO (520) Tandem: CENLILCE51T 🔧 Explore Switch(CLLI: CENLILCEDS0)) | |
| 618-545-4XXX | IL | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL (Verizon Communications) | 0004999405 | RMD0002957 | 7196 | CENTRALIA | COVLILCQX1X | 02/26/2019 | Prefix Type: CLEC Switch Name: COLLINSVL Switch Type: N/A LATA: St.Louis MO (520) Tandem: N/A 🔧 Explore Switch(CLLI: COVLILCQX1X)) |
| 618-545-5XXX | IL | TERRA NOVA TELECOM INC. | 0021193057 | RMD0001495 | 145J | CENTRALIA | NOCLLIKNOWN | 08/27/2021 | Prefix Type: IPES Switch Name: N/A Switch Type: N/A LATA: St.Louis MO (520) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN)) |
| 618-545-6XXX | IL | ILLINOIS BELL TEL CO (AT&T) | N/A | 9329 | CENTRALIA | CENLILCEDS0 | N/A | Prefix Type: RBOC Switch Name: CENTRALIA DS0 Switch Type: DMS1/2 LATA: St.Louis MO (520) Tandem: CENLILCE51T 🔧 Explore Switch(CLLI: CENLILCEDS0)) | |
| 618-545-7XXX | IL | ONVOY, LLC (Sinch) | 0004323028 | RMD0001966 | 224C | CENTRALIA | NOCLLIKNOWN | 08/19/2016 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: St.Louis MO (520) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN)) |
| 618-545-8XXX | IL | ONVOY, LLC (Sinch) | 0004323028 | RMD0001966 | 224C | CENTRALIA | NOCLLIKNOWN | 08/19/2016 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: St.Louis MO (520) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN)) |
| 618-545-9XXX | IL | LEVEL 3 COMMUNICATIONS, LLC - IL (Lumen Technologies, Inc) | 0015338122 | RMD0006112 | 6115 | CENTRALIA | NOCLLIKNOWN | 09/12/2002 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: St.Louis MO (520) Tandem: N/A 🔧 Explore Switch(CLLI: NOCLLIKNOWN)) |