Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: DNVTCOZI6MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
308-800 1 North Julesburg NE 073H TELNYX LLC 656   2020-10-16   
308-800 9 North Julesburg NE 073H TELNYX LLC 656   2021-03-13   
720-615 8 Keenesburg CO 073H TELNYX LLC 656   2021-01-04   
720-712 9 Fort Lupton CO 073H TELNYX LLC 656   2021-01-04   
720-743 9 Longmont CO 073H TELNYX LLC 656   2021-01-04   
720-764 0 Hudson CO 073H TELNYX LLC 656   2021-01-04   
720-784 0 Georgetown CO 073H TELNYX LLC 656   2021-03-06   
720-794 0 Allens Park-Lyons CO 073H TELNYX LLC 656   2021-03-20   
720-812 9 Denver CO 073H TELNYX LLC 656   2021-01-05   
720-832 8 Hudson CO 073H TELNYX LLC 656   2023-07-01   
720-856 6 Fort Lupton CO 073H TELNYX LLC 656   2022-09-08   
720-894 1 Deckers CO 073H TELNYX LLC 656   2021-12-26   
720-901 A Denver CO 073H TELNYX LLC 656      
720-901 0 Denver CO 073H TELNYX LLC 656   2022-01-15   
720-901 1 Denver CO 073H TELNYX LLC 656   2022-01-15   
720-915 0 Allens Park-Lyons CO 073H TELNYX LLC 656   2022-08-27   
720-918 0 Keenesburg CO 073H TELNYX LLC 656   2022-08-27   
720-953 3 Denver CO 073H TELNYX LLC 656   2022-09-24   
720-953 4 Denver CO 073H TELNYX LLC 656   2022-09-24   
720-953 5 Denver CO 073H TELNYX LLC 656   2022-09-24   
720-953 6 Denver CO 073H TELNYX LLC 656   2022-09-24   
720-953 7 Denver CO 073H TELNYX LLC 656   2022-09-24   
970-295 0 Fort Collins CO 073H TELNYX LLC 656   2023-07-13   
970-312 A Grand Junction CO 073H TELNYX LLC 656      
970-312 8 Grand Junction CO 073H TELNYX LLC 656   2017-03-23   
970-602 0 Johnstown-Milliken CO 073H TELNYX LLC 656   2023-07-02   
970-610 8 Fruita CO 073H TELNYX LLC 656   2021-11-28   
970-807 0 Aspen CO 073H TELNYX LLC 656   2023-06-12   
970-997 1 Kremmling CO 073H TELNYX LLC 656   2023-01-29   
983-200 0 Longmont CO 073H TELNYX LLC 656   2023-06-12   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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