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: 872

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
650-872 A South San Francisco CA SNBUCA02DS1  9740 PACIFIC BELL 722      
650-872 0 South San Francisco CA   9740 PACIFIC BELL 722      
650-872 1 South San Francisco CA   9740 PACIFIC BELL 722      
650-872 2 South San Francisco CA   9740 PACIFIC BELL 722      
650-872 3 South San Francisco CA   9740 PACIFIC BELL 722      
650-872 4 South San Francisco CA   9740 PACIFIC BELL 722      
650-872 5 South San Francisco CA   9740 PACIFIC BELL 722      
650-872 6 South San Francisco CA   9740 PACIFIC BELL 722      
650-872 7 South San Francisco CA   9740 PACIFIC BELL 722      
650-872 8 South San Francisco CA   9740 PACIFIC BELL 722      
650-872 9 South San Francisco CA   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2011-11-25   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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