Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 202 [Rate centres in NPA 202] [Dial plan for NPA 202]

NXX: 490

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
202-490 A Washington Zone 1 DC VINNVACBDS0  850D ONVOY, LLC - DC 236   2026-05-31   
202-490 0 Washington Zone 1 DC VINNVACBDS0  850D ONVOY, LLC - DC 236   2026-05-31   
202-490 1 Washington Zone 1 DC OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2026-06-01   
202-490 2 Washington Zone 1 DC WASHDC1224Z  490J BOOST SUBSCRIBERCO L.L.C. 236   2026-07-03   
202-490 3 Washington Zone 1 DC WASHDC1224Z  490J BOOST SUBSCRIBERCO L.L.C. 236   2026-08-24   
202-490 4 Washington Zone 1 DC WASHDC1224Z  490J BOOST SUBSCRIBERCO L.L.C. 236   2026-09-28   
202-490 7 Washington Zone 1 DC VINNVACBDS0  850D ONVOY, LLC - DC 236   2026-06-01   
202-490 8 Washington Zone 1 DC VINNVACBDS0  850D ONVOY, LLC - DC 236   2026-06-01   
202-490 9 Washington Zone 1 DC VINNVACBDS0  850D ONVOY, LLC - DC 236   2026-06-01   

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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