Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 650 [Rate centres in NPA 650] [Dial plan for NPA 650]

NXX: 544

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
650-544 A San Mateo CA OKLDCA61DMD  6664 SPRINT SPECTRUM L.P. 722      
650-544 0 San Mateo CA OKLDCA61DMD  6664 SPRINT SPECTRUM L.P. 722      
650-544 1 San Mateo CA OKLDCA61DMD  6664 SPRINT SPECTRUM L.P. 722      
650-544 2 San Mateo CA FRMTCAEDDS2  7262 XO CALIFORNIA, INC. 722   2011-01-26   
650-544 3 San Mateo CA OKLDCA61DMD  6664 SPRINT SPECTRUM L.P. 722      
650-544 4 San Mateo CA OKLDCA61DMD  6664 SPRINT SPECTRUM L.P. 722      
650-544 5 San Mateo CA OKLDCA61DMD  6664 SPRINT SPECTRUM L.P. 722      
650-544 6 San Mateo CA OKLDCA61DMD  6664 SPRINT SPECTRUM L.P. 722      
650-544 7 San Mateo CA OKLDCA61DMD  6664 SPRINT SPECTRUM L.P. 722      
650-544 8 San Mateo CA OKLDCA61DMD  6664 SPRINT SPECTRUM L.P. 722      
650-544 9 San Mateo CA OKLDCA61DMD  6664 SPRINT SPECTRUM L.P. 722      

Last updated: Sun, 28 Feb 2021 19:06:05 UTC

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