areacode
There are 4 repositories under areacode topic.
TimZaman/openbarcode
C++ 1D and 2D Barcode Library
RobThree/NetnummersNL
Interactieve kaart van netnummers (kengetallen) in Nederland / Interactive map of area codes for the Netherlands
YvCodeHong/Udemy-phone-area-code
Build a phone area code look up program