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.

NPA: 435 [Rate centres in NPA 435] [Dial plan for NPA 435]

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
435-659 6 Park City UT   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2005-11-06   
435-659 7 Park City UT   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2011-07-16   
435-659 8 Park City UT   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2007-03-10   
435-659 9 Park City UT   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
435-660 A Nephi UT SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
435-660 0 Nephi UT   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
435-660 1 Nephi UT   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
435-660 3 Nephi UT   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2007-09-06   
435-660 4 Nephi UT   871E ONVOY, LLC - UT 660   2019-05-21   
435-660 5 Nephi UT   871E ONVOY, LLC - UT 660   2019-05-21   
435-660 6 Nephi UT   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2010-06-15   
435-660 7 Nephi UT   871E ONVOY, LLC - UT 660   2006-11-10   
435-660 8 Nephi UT   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2019-07-26   
435-660 9 Nephi UT   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
435-661 A Dangling Rope UT LKPTUTBHDS1  4611 BEEHIVE TELEPHONE COMPANY, INC. (UTAH) 660      
435-662 A Cedar City UT LKPTUTBHDS1  4611 BEEHIVE TELEPHONE COMPANY, INC. (UTAH) 660      
435-663 A Ibapah UT LKPTUTBHDS1  4611 BEEHIVE TELEPHONE COMPANY, INC. (UTAH) 660      
435-665 A Wendover UT WNDVUTMADS1  2283 SKYLINE TELECOM 660      
435-666 A Park City UT SLKCUT26BMD  965H FRACTEL, LLC 660      
435-666 0 Park City UT   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2020-06-18   
435-666 1 Park City UT   318J COMCAST IP PHONE, LLC 660   2019-11-02   
435-666 2 Park City UT   073H TELNYX LLC 660   2020-10-03   
435-666 3 Park City UT   624H ONVOY SPECTRUM, LLC 660   2020-07-06   
435-666 4 Park City UT   624H ONVOY SPECTRUM, LLC 660   2020-07-06   
435-666 5 Park City UT   624H ONVOY SPECTRUM, LLC 660   2020-07-06   
435-666 6 Park City UT   965H FRACTEL, LLC 660   2019-03-26   
435-666 7 Park City UT   871E ONVOY, LLC - UT 660   2020-11-23   
435-666 8 Park City UT   871E ONVOY, LLC - UT 660   2021-03-17   
435-666 9 Park City UT   526H PEERLESS NETWORK OF UTAH, LLC - UT 660   2020-06-30   
435-667 A Brigham City UT SLKCUT26BMD  965H FRACTEL, LLC 660      
435-667 0 Brigham City UT   871E ONVOY, LLC - UT 660   2023-08-11   
435-667 1 Brigham City UT   871E ONVOY, LLC - UT 660   2023-08-11   
435-667 2 Brigham City UT   515J IP HORIZON LLC 660   2022-04-09   
435-667 3 Brigham City UT   871E ONVOY, LLC - UT 660   2023-08-11   
435-667 4 Brigham City UT   624H ONVOY SPECTRUM, LLC 660   2021-12-10   
435-667 5 Brigham City UT   624H ONVOY SPECTRUM, LLC 660   2021-12-10   
435-667 6 Brigham City UT   871E ONVOY, LLC - UT 660   2024-05-24   
435-667 7 Brigham City UT   516J TON80 COMMUNICATIONS, LLC 660   2022-04-04   
435-667 8 Brigham City UT   965H FRACTEL, LLC 660   2021-09-02   
435-667 9 Brigham City UT   6529 T-MOBILE USA, INC. 660   2025-07-18   
435-668 A St George UT SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
435-669 A St George UT SLKDUTBTAMD  6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
435-669 0 St George UT   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
435-669 1 St George UT   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
435-669 2 St George UT   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
435-669 3 St George UT   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660      
435-669 4 St George UT   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2004-12-05   
435-669 5 St George UT   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2005-03-10   
435-669 6 St George UT   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2005-05-13   
435-669 7 St George UT   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2005-11-06   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 >>

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.