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| npa-nxx | State/Province | Company | FRN | RMD | OCN | Rate Center | CLLI | Assign Date | Misc |
| 860-504 | CT | SPOK, INC. (Spok, Inc.) | 0015608417 | RMD0007858 | 6630 | HARTFORD | HRFRCT0380Z | 00/00/0000 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Connecticut (920) Tandem: N/A 🔧 Explore Switch(CLLI: HRFRCT0380Z)) 🕘 Prefix History 🔎 Explore Carrier Information |