TELEPHONE CODE

+131030

Source-listed telephone prefix

+131030

On this page

More specific codes

Allocated prefix

+1310300United States
+1310301United States
+1310302United States
+1310303United States
+1310304United States
+1310305United States
+1310306United States
+1310307United States
+1310308United States
+1310309United States

Build the international format

Recorded telephone information

+131030California
Geographic prefix label
Source details
Sources: libphonenumber