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| npa-nxx | State/Province | Company | FRN | RMD | OCN | Rate Center | CLLI | Assign Date | Misc |
| 847-630 | IL | T-MOBILE USA, INC. (T-Mobile US, Inc) | 0006945950 | RMD0004209 | 6529 | ARLIGTNHTS | CHCGILMFCM2 | 02/20/2001 | Prefix Type: PCS Switch Name: CHICAGO Switch Type: N/A LATA: Chicago IL METRO (358) Tandem: N/A 🔧 Explore Switch(CLLI: CHCGILMFCM2)) |