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: 636 [Rate centres in NPA 636] [Dial plan for NPA 636]

NXX: 498

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
636-498 A Harvester MCA4 MO HVTRMO67DSA  9533 SOUTHWESTERN BELL 520      
636-498 0 Harvester MCA4 MO HVTRMO67DSA  9533 SOUTHWESTERN BELL 520      
636-498 1 Harvester MCA4 MO STLVMOOH3MD  5562 METROPCS, INC. 520      
636-498 2 Harvester MCA4 MO NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520      
636-498 3 Harvester MCA4 MO HVTRMO67DSA  9533 SOUTHWESTERN BELL 520      
636-498 4 Harvester MCA4 MO STLSMO05RMD  993E BANDWIDTH.COM CLEC, LLC - MO 520      
636-498 5 Harvester MCA4 MO HVTRMO67DSA  9533 SOUTHWESTERN BELL 520      
636-498 6 Harvester MCA4 MO HVTRMO67DSA  9533 SOUTHWESTERN BELL 520      
636-498 7 Harvester MCA4 MO HVTRMO67DSA  9533 SOUTHWESTERN BELL 520      
636-498 8 Harvester MCA4 MO HVTRMO67DSA  9533 SOUTHWESTERN BELL 520      
636-498 9 Harvester MCA4 MO STLSMO05RMD  993E BANDWIDTH.COM CLEC, LLC - MO 520      

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.