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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
661-600CATELEPORT COMMUNICATIONS AMERIC (AT&T)7139SNCA NHCSLSANCA03DS300/00/0000Prefix Type: CLEC
Switch Name: LOS ANGELES
Switch Type: WECO 5ESS (Digital)
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
Thousands block for 661-600
661-600-0CATELEPORT COMMUNICATIONS AMERIC (AT&T)7139SNCA NHCSLSANCA03DS3N/APrefix Type: CLEC
Switch Name: LOS ANGELES
Switch Type: WECO 5ESS (Digital)
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
661-600-1CATELEPORT COMMUNICATIONS AMERIC (AT&T)7139SNCA NHCSLSANCA03DS3N/APrefix Type: CLEC
Switch Name: LOS ANGELES
Switch Type: WECO 5ESS (Digital)
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
661-600-2CAT-MOBILE USA, INC. (T-Mobile US, Inc)6529SNCA NHCSSIMICACN4MD12/09/2004Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
661-600-3CAT-MOBILE USA, INC. (T-Mobile US, Inc)6529SNCA NHCSSIMICACN4MD01/05/2004Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
661-600-4CAMETROPCS NETWORKS, LLC (T-Mobile US, Inc)899DSNCA NHCSSIMICACNGT109/17/2003Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
661-600-5CAT-MOBILE USA, INC. (T-Mobile US, Inc)6529SNCA NHCSSIMICACN4MD01/06/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
661-600-6CAT-MOBILE USA, INC. (T-Mobile US, Inc)6529SNCA NHCSSIMICACN4MD03/22/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
661-600-7CAT-MOBILE USA, INC. (T-Mobile US, Inc)6529SNCA NHCSSIMICACN4MD05/13/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
661-600-8CAT-MOBILE USA, INC. (T-Mobile US, Inc)6529SNCA NHCSSIMICACN4MD01/25/2006Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
661-600-9CALEVEL 3 COMMUNICATIONS, LLC - (CenturyLink, Inc)8826SNCA NHCSNOCLLIKNOWN02/06/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
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