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: 541 [Rate centres in NPA 541] [Dial plan for NPA 541]

NXX: 253

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
541-253 A Port Orford OR CSBYOR031MD  6010 NEW CINGULAR WIRELESS PCS, LLC 670      
541-253 0 Port Orford OR CSBYOR031MD  6010 NEW CINGULAR WIRELESS PCS, LLC 670      
541-253 1 Port Orford OR CSBYOR031MD  6010 NEW CINGULAR WIRELESS PCS, LLC 670      
541-253 2 Port Orford OR EUGNOR53KMD  750E ONVOY, LLC - OR 670   2019-09-21   
541-253 3 Port Orford OR EUGNOR53XCX  508J CENTURYLINK COMMUNICATIONS, LLC 670   2014-04-11   
541-253 4 Port Orford OR EUGNOR53KMD  750E ONVOY, LLC - OR 670   2012-12-15   
541-253 5 Port Orford OR EUGNOR53KMD  750E ONVOY, LLC - OR 670   2022-06-16   
541-253 6 Port Orford OR CSBYOR031MD  6010 NEW CINGULAR WIRELESS PCS, LLC 670      
541-253 7 Port Orford OR EUGNOR53KMD  750E ONVOY, LLC - OR 670   2021-06-17   
541-253 8 Port Orford OR EUGNOR53XXX  073H TELNYX LLC 670   2021-07-19   
541-253 9 Port Orford OR EUGNOR53X5Y  506J TWILIO INTERNATIONAL, INC. 670   2021-01-16   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.