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| npa-nxx | State/Province | Company | FRN | RMD | OCN | Rate Center | CLLI | Assign Date | Misc |
| 618-786 | IL | GRAFTON TEL. CO. (GRAFTON TECHNOLOGIES, INC.) | 0018617688 | RMD0001467 | 1020 | GRAFTON | GFTNILACDS0 | 00/00/0000 | Prefix Type: ICO Switch Name: GRAFTON HILLS Switch Type: N/A LATA: St.Louis MO (520) Tandem: N/A 🔧 Explore Switch(CLLI: GFTNILACDS0)) 🕘 Prefix History 🔎 Explore Carrier Information |