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npa-nxxState/ProvinceCompanyFRNRMDOCNRate CenterCLLIAssign DateMisc
385-623UTNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)0003291192RMD00369096010SALT LAKESLKCUTJC4MD01/14/2026Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Utah (660)
Tandem: N/A
🔧 Explore Switch(CLLI: SLKCUTJC4MD))
385-623 is split into 1,000-number blocks - detail below
385-623-0XXXUTNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)0003291192RMD00369096010SALT LAKESLKCUTJC4MD01/14/2026Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Utah (660)
Tandem: N/A
🔧 Explore Switch(CLLI: SLKCUTJC4MD))
385-623-1XXXUTNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)0003291192RMD00369096010SALT LAKESLKCUTJC4MD01/14/2026Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Utah (660)
Tandem: N/A
🔧 Explore Switch(CLLI: SLKCUTJC4MD))
385-623-2XXXUTNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)0003291192RMD00369096010SALT LAKESLKCUTJC4MD01/14/2026Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Utah (660)
Tandem: N/A
🔧 Explore Switch(CLLI: SLKCUTJC4MD))
385-623-3XXXUTNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)0003291192RMD00369096010SALT LAKESLKCUTJC4MD01/14/2026Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Utah (660)
Tandem: N/A
🔧 Explore Switch(CLLI: SLKCUTJC4MD))
385-623-4XXXUTNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)0003291192RMD00369096010SALT LAKESLKCUTJC4MD01/14/2026Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Utah (660)
Tandem: N/A
🔧 Explore Switch(CLLI: SLKCUTJC4MD))
385-623-5XXXUTNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)0003291192RMD00369096010SALT LAKESLKCUTJC4MD01/14/2026Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Utah (660)
Tandem: N/A
🔧 Explore Switch(CLLI: SLKCUTJC4MD))
385-623-6XXXUTNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)0003291192RMD00369096010SALT LAKESLKCUTJC4MD01/14/2026Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Utah (660)
Tandem: N/A
🔧 Explore Switch(CLLI: SLKCUTJC4MD))
385-623-7XXXUTNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)0003291192RMD00369096010SALT LAKESLKCUTJC4MD01/14/2026Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Utah (660)
Tandem: N/A
🔧 Explore Switch(CLLI: SLKCUTJC4MD))
385-623-8XXXUTNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)0003291192RMD00369096010SALT LAKESLKCUTJC4MD01/14/2026Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Utah (660)
Tandem: N/A
🔧 Explore Switch(CLLI: SLKCUTJC4MD))
385-623-9XXXUTNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)0003291192RMD00369096010SALT LAKESLKCUTJC4MD01/14/2026Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Utah (660)
Tandem: N/A
🔧 Explore Switch(CLLI: SLKCUTJC4MD))
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