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: 650 [Rate centres in NPA 650] [Dial plan for NPA 650]

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
650-567 9 Mountain View CA MTVWCA11DS0  9740 PACIFIC BELL 722      
650-568 A Redwood City CA RDCYCA01DS0  9740 PACIFIC BELL 722      
650-569 A Redwood City CA RDCYCA01DS0  9740 PACIFIC BELL 722      
650-569 0 Redwood City CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2015-01-19   
650-569 1 Redwood City CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-05-26   
650-569 2 Redwood City CA RDCYCA01DS0  9740 PACIFIC BELL 722      
650-569 3 Redwood City CA RDCYCA01DS0  9740 PACIFIC BELL 722      
650-569 4 Redwood City CA RDCYCA01DS0  9740 PACIFIC BELL 722      
650-569 5 Redwood City CA RDCYCA01DS0  9740 PACIFIC BELL 722      
650-569 6 Redwood City CA RDCYCA01DS0  9740 PACIFIC BELL 722      
650-569 7 Redwood City CA RDCYCA01DS0  9740 PACIFIC BELL 722      
650-569 8 Redwood City CA RDCYCA01DS0  9740 PACIFIC BELL 722      
650-569 9 Redwood City CA RDCYCA01DS0  9740 PACIFIC BELL 722      
650-570 A San Mateo CA SNMTCA11DS1  9740 PACIFIC BELL 722      
650-570 0 San Mateo CA SNMTCA11DS1  9740 PACIFIC BELL 722      
650-570 1 San Mateo CA SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
650-570 2 San Mateo CA SNMTCA11DS1  9740 PACIFIC BELL 722      
650-570 3 San Mateo CA SNMTCA11DS1  9740 PACIFIC BELL 722      
650-570 4 San Mateo CA SNMTCA11DS1  9740 PACIFIC BELL 722      
650-570 5 San Mateo CA SNMTCA11DS1  9740 PACIFIC BELL 722      
650-570 6 San Mateo CA SNMTCA11DS1  9740 PACIFIC BELL 722      
650-570 7 San Mateo CA SNMTCA11DS1  9740 PACIFIC BELL 722      
650-570 8 San Mateo CA SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
650-570 9 San Mateo CA SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
650-571 A San Mateo CA SNMTCA11DS1  9740 PACIFIC BELL 722      
650-571 0 San Mateo CA SNMTCA11DS1  9740 PACIFIC BELL 722      
650-571 1 San Mateo CA SNMTCA11DS1  9740 PACIFIC BELL 722      
650-571 2 San Mateo CA SNMTCA11DS1  9740 PACIFIC BELL 722      
650-571 3 San Mateo CA SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
650-571 4 San Mateo CA SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
650-571 5 San Mateo CA SNMTCA11DS1  9740 PACIFIC BELL 722      
650-571 6 San Mateo CA SNMTCA11DS1  9740 PACIFIC BELL 722      
650-571 7 San Mateo CA SNMTCA11DS1  9740 PACIFIC BELL 722      
650-571 8 San Mateo CA SNMTCA11DS1  9740 PACIFIC BELL 722      
650-571 9 San Mateo CA SNMTCA11DS1  9740 PACIFIC BELL 722      
650-572 A San Mateo CA SNMTCA11DS1  9740 PACIFIC BELL 722      
650-573 A San Mateo CA SNMTCA11DS1  9740 PACIFIC BELL 722      
650-574 A San Mateo CA SNMTCA11DS1  9740 PACIFIC BELL 722      
650-574 0 San Mateo CA SNMTCA11DS1  9740 PACIFIC BELL 722      
650-574 1 San Mateo CA SNMTCA11DS1  9740 PACIFIC BELL 722      
650-574 2 San Mateo CA SNMTCA11DS1  9740 PACIFIC BELL 722      
650-574 3 San Mateo CA SNMTCA11DS1  9740 PACIFIC BELL 722      
650-574 4 San Mateo CA SNMTCA11DS1  9740 PACIFIC BELL 722      
650-574 5 San Mateo CA SNMTCA11DS1  9740 PACIFIC BELL 722      
650-574 6 San Mateo CA SNMTCA11DS1  9740 PACIFIC BELL 722      
650-574 7 San Mateo CA SNMTCA11DS1  9740 PACIFIC BELL 722      
650-574 8 San Mateo CA SNMTCA11DS1  9740 PACIFIC BELL 722      
650-574 9 San Mateo CA   145J TERRA NOVA TELECOM INC. 722   2021-01-07   
650-575 A Palo Alto CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-576 A San Mateo CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 >>

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.