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
301-970MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG238Z14PARLMDPADS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 301-970
301-970-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG238Z14PARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
301-970-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSNG238Z14PARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-224MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISPARLMDPADS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-266MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISPARLMDPADS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-571MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISPARLMDPADS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-571
410-571-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISPARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-571-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISPARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-571-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISPARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-571-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISPARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-571-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISPARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-571-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISPARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-571-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISPARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-573MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISPARLMDPADS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-841MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKPARLMDPADS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-841
410-841-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKPARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-841-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKPARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-841-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKPARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-841-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKPARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-841-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKPARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-841-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKPARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-849MDVERIZON MARYLAND, INC. (Verizon Communications)9212SHERWD FORPARLMDPADS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-849
410-849-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212SHERWD FORPARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-849-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212SHERWD FORPARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-849-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212SHERWD FORPARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-849-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212SHERWD FORPARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-897MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISPARLMDPADS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-897
410-897-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISPARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-897-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISPARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-897-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISPARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-897-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISPARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-897-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISPARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-897-6MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISPARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-897-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISPARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-897-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212ANNAPOLISPARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-946MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKPARLMDPADS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
Thousands block for 410-946
410-946-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKPARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-946-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKPARLMDPADS0N/APrefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
410-974MDVERIZON MARYLAND, INC. (Verizon Communications)9212SEVERNA PKPARLMDPADS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 14
Switch Type: WECO 5ESS (Digital)
LATA: Baltimore MD (238)
Tandem: N/A
Detailed Switch Info
This information is not guaranteed to be accurate. User assumes all risk for any loss or gain resulting from use of this data.
Although I strive for accuracy and prompt updates of changed information, it is possible that there may be errors. If you see one, could you please report it?
Please report all errors, flames, questions, suggestions, and thanks to Paul Timmins
Please see the Frequently Asked Questions page if you have any questions.
Copyright ©2001-2023, Paul Timmins/Timmins Technologies, LLC. All rights reserved
Website Design and User Interface ©2010, Adam Botbyl/Revolutionary Solutions, LLC.
Colocation generously provided by Clear Rate Communications, Inc
Has this site changed your life? Made your job easier? I always love Fanmail and Suggestions.