Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 804 [Rate centres in NPA 804] [Dial plan for NPA 804]

NXX: 390

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
804-390 A Callao VA RCMDVAITX0X  138E ONVOY, LLC - VA 248      
804-390 0 Callao VA   145J TERRA NOVA TELECOM INC. 248   2024-02-16   
804-390 1 Callao VA   515J IP HORIZON LLC 248   2024-12-29   
804-390 2 Callao VA   829J PAETEC ITEL, LLC 248   2017-03-27   
804-390 3 Callao VA   7238 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - VA 248   2018-08-20   
804-390 4 Callao VA   145J TERRA NOVA TELECOM INC. 248   2024-09-14   
804-390 5 Callao VA   079F BANDWIDTH.COM CLEC, LLC - VA 248   2019-05-30   
804-390 6 Callao VA   275G PEERLESS NETWORK OF VIRGINIA, LLC - VA 248   2019-09-21   
804-390 7 Callao VA   073H TELNYX LLC 248   2019-10-06   
804-390 8 Callao VA   138E ONVOY, LLC - VA 248   2016-10-02   
804-390 9 Callao VA   138E ONVOY, LLC - VA 248   2016-10-02   

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

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