Fixed line
Numbers starting with 6689
4 Singapore fixed line numbers in this prefix appear on public websites.
About the 6689 prefix
This looks like a Singapore fixed-line number. Reports often mention company switchboards, delivery callbacks, property agents, or unsolicited sales calls.
6-prefix numbers are commonly used for Singapore fixed-line services. Numbers in this list are written locally as 6689 xxxx, internationally as +65 6689 xxxx, and as 8-digit 6689xxxx.
6689 numbers found on the web
+65 6689 0999
6689 0999 · 66890999 · Fixed line
Suzhou Qingshan Conference Center S$Â 83. Suzhou Hotel Deals & Reviews - KAYAK on kayak.sg
1 web mention
+65 6689 2290
6689 2290 · 66892290 · Fixed line
Grow Online Visibility: 58 Top Creative Digital Agency In SG | IT.com.sg Singapore on it.com.sg
1 web mention
+65 6689 8888
6689 8888 · 66898888 · Fixed line
Grand Mercure Jinan Sunshine S$Â 59. Jinan Hotel Deals & Reviews - KAYAK on kayak.sg
1 web mention
+65 6689 9815
6689 9815 · 66899815 · Fixed line
Practitioner’s Directory on csis.org.sg
1 web mention