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.
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NPA: 253 [Rate centres in NPA 253] [Dial plan for NPA 253]

NXX: 477

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
253-477 A Tacoma WA TACMWAFLDS0  9638 QWEST CORPORATION 674      
253-477 0 Tacoma WA   9638 QWEST CORPORATION 674      
253-477 1 Tacoma WA   9638 QWEST CORPORATION 674      
253-477 2 Tacoma WA   9638 QWEST CORPORATION 674      
253-477 3 Tacoma WA   9638 QWEST CORPORATION 674      
253-477 4 Tacoma WA   9638 QWEST CORPORATION 674      
253-477 5 Tacoma WA   9638 QWEST CORPORATION 674      
253-477 6 Tacoma WA   9638 QWEST CORPORATION 674      
253-477 7 Tacoma WA   9638 QWEST CORPORATION 674      
253-477 8 Tacoma WA   9638 QWEST CORPORATION 674      
253-477 9 Tacoma WA   9638 QWEST CORPORATION 674      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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