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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
301-583MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN4LDVRMDLODS000/00/0000Prefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
Thousands block for 301-583
301-583-0MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN4LDVRMDLODS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-583-1MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN4LDVRMDLODS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-583-2MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN4LDVRMDLODS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-583-3MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN4LDVRMDLODS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-583-4MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN4LDVRMDLODS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-583-5MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN4LDVRMDLODS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-583-6MDMETROPCS, INC. (T-Mobile US, Inc)5562WSHNGTNZN4BTVLMD127MD05/21/2013Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-583-7MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN4LDVRMDLODS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-583-8MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN4LDVRMDLODS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info
301-583-9MDVERIZON MARYLAND, INC. (Verizon Communications)9212WSHNGTNZN4LDVRMDLODS0N/APrefix Type: RBOC
Switch Name: WASZ 4
Switch Type: WECO 5ESS Host (Digital)
LATA: N/A
Tandem: N/A
Detailed Switch Info