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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
240-474MDBALTIMORE-WASHINGTON TELEPHONE8697GAITHERSBGCHCHMDBE1MD05/22/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
Thousands block for 240-474
240-474-0MDONVOY, LLC - MD (Inteliquent)876DGAITHERSBGNOCLLIKNOWN02/04/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-474-1MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036GAITHERSBGBTVLMD18GT006/15/2015Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-474-2MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036GAITHERSBGBTVLMD18GT006/15/2015Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-474-3MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036GAITHERSBGBTVLMD18GT006/15/2015Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-474-4MDBALTIMORE-WASHINGTON TELEPHONE8697GAITHERSBGCHCHMDBE1MD05/27/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-474-5MDCOMCAST IP PHONE, LLC318JGAITHERSBGNOCLLIKNOWN09/02/2015Prefix Type: IPES
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-474-6MDMETROPCS, INC. (T-Mobile US, Inc)5562GAITHERSBGNOCLLIKNOWN11/16/2015Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-474-7MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036GAITHERSBGBTVLMD18GT009/17/2015Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-474-8MDNEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)4036GAITHERSBGBTVLMD18GT012/09/2015Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
240-474-9MDONVOY, LLC - MD (Inteliquent)876DGAITHERSBGNOCLLIKNOWN02/04/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
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