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npa-nxxState/ProvinceCompanyFRNRMDOCNRate CenterCLLIAssign DateMisc
443-837MDPAETEC ITEL, LLC0015247810RMD0038378829JANNAPOLISCLMAMDJTDS009/24/2001Prefix Type: IPES
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
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🕘 Prefix History
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443-837 is split into 1,000-number blocks - detail below
443-837-0XXXMDPAETEC ITEL, LLC0015247810RMD0038378829JANNAPOLISCLMAMDJTDS0N/APrefix Type: IPES
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDJTDS0))
🕘 Prefix History
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443-837-1XXXMDPAETEC ITEL, LLC0015247810RMD0038378829JANNAPOLISCLMAMDJTDS0N/APrefix Type: IPES
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDJTDS0))
🕘 Prefix History
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443-837-2XXXMDPAETEC ITEL, LLC0015247810RMD0038378829JANNAPOLISCLMAMDJTDS0N/APrefix Type: IPES
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDJTDS0))
🕘 Prefix History
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443-837-3XXXMDPAETEC ITEL, LLC0015247810RMD0038378829JANNAPOLISCLMAMDJTDS0N/APrefix Type: IPES
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
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443-837-4XXXMDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)N/A6855ANNAPOLISBLTMMDCH40Z01/06/2023Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
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443-837-5XXXMDBANDWIDTH.COM CLEC, LLC - MD (Bandwidth Inc.)0017042060RMD0003709071FANNAPOLISNOCLLIKNOWN11/12/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
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443-837-6XXXMDCOMCAST IP PHONE, LLC (Comcast Corporation)0008497687RMD0003552318JANNAPOLISBLTMMDCHXFX01/22/2008Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
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443-837-7XXXMDBANDWIDTH.COM CLEC, LLC - MD (Bandwidth Inc.)0017042060RMD0003709071FANNAPOLISNOCLLIKNOWN01/31/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
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443-837-8XXXMDOMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC (T-Mobile US, Inc)N/A6855ANNAPOLISBLTMMDCH40Z12/10/2007Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: BLTMMDCH40Z))
🕘 Prefix History
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443-837-9XXXMDPAETEC ITEL, LLC0015247810RMD0038378829JANNAPOLISCLMAMDJTDS0N/APrefix Type: IPES
Switch Name: COLUMBIA
Switch Type: N/A
LATA: Baltimore MD (238)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMAMDJTDS0))
🕘 Prefix History
🔎 Explore Carrier Information
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