Warning: site is in maintainance mode, data may not be accurate and some queries may not work!
Input a CLLI:

Tip: A Partial CLLI can be entered, but must contain a minimum of the first 6 characters. I.E. 'DLLSTX'

If you were a paid member, you could be loading this into any version of Excel or Access (or any other software that understands CSV) right now for less than you paid for your breakfast or lunch today. If you are a member please login to access this and other functionality.
npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
301-592MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN3SLSPMDNWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 301-592
301-592-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN3SLSPMDNWDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-592-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN3SLSPMDNWDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-592-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN3SLSPMDNWDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-592-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN3SLSPMDNWDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-592-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN3SLSPMDNWDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-592-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN3SLSPMDNWDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-592-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN3SLSPMDNWDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-592-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN3SLSPMDNWDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-592-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN3SLSPMDNWDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-593MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN3SLSPMDNWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-649MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNGTNZN11SLSPMDNWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-681MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN3SLSPMDNWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-754MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN3SLSPMDNWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 301-754
301-754-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN3SLSPMDNWDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-754-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN3SLSPMDNWDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-754-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN3SLSPMDNWDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-754-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN3SLSPMDNWDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-754-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN3SLSPMDNWDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-754-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN3SLSPMDNWDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-754-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN3SLSPMDNWDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-754-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN3SLSPMDNWDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-754-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN3SLSPMDNWDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-905MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN3SLSPMDNWDS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 301-905
301-905-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN3SLSPMDNWDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-905-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN3SLSPMDNWDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-905-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN3SLSPMDNWDS0N/APrefix Type: RBOC
Switch Name: WASZ 3
Switch Type: WECO 5ESS (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info