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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
301-556MDTELEPORT COMMUNICATIONS AMERICA, LLC - DC (AT&T)7529GAITHERSBGWASHDCTTDS000/00/0000Prefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 301-556
301-556-0MDTELEPORT COMMUNICATIONS AMERICA, LLC - DC (AT&T)7529GAITHERSBGWASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-556-1MDTELEPORT COMMUNICATIONS AMERICA, LLC - DC (AT&T)7529GAITHERSBGWASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-556-2MDTELEPORT COMMUNICATIONS AMERICA, LLC - DC (AT&T)7529GAITHERSBGWASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-556-3MDMETROPCS, INC. (T-Mobile US, Inc)5562GAITHERSBGBTVLMD12CMA10/21/2004Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-556-4MDTELEPORT COMMUNICATIONS AMERICA, LLC - DC (AT&T)7529GAITHERSBGWASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-556-5MDVDL, INC. DBA GLOBAL TELECOM BROKERS - MD4492GAITHERSBGNOCLLIKNOWN02/24/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-556-6MDMETROPCS, INC. (T-Mobile US, Inc)5562GAITHERSBGBTVLMD12CMA02/05/2004Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-556-7MDMETROPCS, INC. (T-Mobile US, Inc)5562GAITHERSBGBTVLMD12CMA02/05/2004Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-556-8MDMETROPCS, INC. (T-Mobile US, Inc)5562GAITHERSBGBTVLMD12CMA10/18/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-556-9MDTELEPORT COMMUNICATIONS AMERICA, LLC - DC (AT&T)7529GAITHERSBGWASHDCTTDS0N/APrefix Type: CLEC
Switch Name: WASHINGTON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: N/A
Tandem: N/A
Detailed Switch Info
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