Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 435 [Rate centres in NPA 435] [Dial plan for NPA 435]

NXX: 370

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
435-370 A Dutch John UT   1772 UINTAH BASIN ELECTRONIC TELECOMMUNICATIONS 654   2026-11-01   
435-370 0 Dutch John UT   1772 UINTAH BASIN ELECTRONIC TELECOMMUNICATIONS 654   2026-11-01   
435-370 1 Dutch John UT   1772 UINTAH BASIN ELECTRONIC TELECOMMUNICATIONS 654   2026-11-01   
435-370 2 Dutch John UT   1772 UINTAH BASIN ELECTRONIC TELECOMMUNICATIONS 654   2026-11-01   
435-370 3 Dutch John UT   1772 UINTAH BASIN ELECTRONIC TELECOMMUNICATIONS 654   2026-11-01   
435-370 4 Dutch John UT   1772 UINTAH BASIN ELECTRONIC TELECOMMUNICATIONS 654   2026-11-01   
435-370 5 Dutch John UT   1772 UINTAH BASIN ELECTRONIC TELECOMMUNICATIONS 654   2026-11-01   
435-370 6 Dutch John UT   1772 UINTAH BASIN ELECTRONIC TELECOMMUNICATIONS 654   2026-11-01   
435-370 7 Dutch John UT   1772 UINTAH BASIN ELECTRONIC TELECOMMUNICATIONS 654   2026-11-01   
435-370 8 Dutch John UT   1772 UINTAH BASIN ELECTRONIC TELECOMMUNICATIONS 654   2026-11-01   
435-370 9 Dutch John UT   1772 UINTAH BASIN ELECTRONIC TELECOMMUNICATIONS 654   2026-11-01   

Last updated: Sat, 10 Oct 2026 15:24:20 UTC

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