City Name / Region National Dialing Format International Dialing Format
Geylang6311XXXX+65 6311XXXX
Geylang6347XXXX+65 6347XXXX
Geylang6547XXXX+65 6547XXXX
Geylang673XXXXX+65 673XXXXX
Geylang6841XXXX+65 6841XXXX
Geylang6842XXXX+65 6842XXXX
Geylang6843XXXX+65 6843XXXX
Geylang6844XXXX+65 6844XXXX
Geylang6845XXXX+65 6845XXXX
Geylang6846XXXX+65 6846XXXX