Local Calling Guide
Area code/prefix search
NPA: 331 [Rate centres in NPA 331] [Dial plan for NPA 331]
NXX: 757
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
331-757 | A | Lemont | IL | ELGNILOT0MD | 6529 T-MOBILE USA, INC. | 358 | |||
331-757 | 0 | Lemont | IL | 073H TELNYX LLC | 358 | 2017-04-24 | |||
331-757 | 1 | Lemont | IL | 224C ONVOY, LLC | 358 | 2017-06-23 | |||
331-757 | 2 | Lemont | IL | 7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL | 358 | 2017-04-27 | |||
331-757 | 3 | Lemont | IL | 224C ONVOY, LLC | 358 | 2018-01-15 | |||
331-757 | 4 | Lemont | IL | 7196 MCI WORLDCOM COMMUNICATIONS, INC. - IL | 358 | 2017-05-15 | |||
331-757 | 5 | Lemont | IL | 7607 COMCAST PHONE OF ILLINOIS, LLC DBA COMCO - IL | 358 | 2016-09-12 | |||
331-757 | 6 | Lemont | IL | 224C ONVOY, LLC | 358 | 2018-01-15 | |||
331-757 | 7 | Lemont | IL | 516C AT&T CORP. | 358 | 2016-10-24 | |||
331-757 | 8 | Lemont | IL | 6529 T-MOBILE USA, INC. | 358 | 2016-09-11 | |||
331-757 | 9 | Lemont | IL | 6529 T-MOBILE USA, INC. | 358 | 2016-09-11 |
Last updated: Sun, 04 Apr 2021 19:28:27 UTC
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