Fixed line
Numbers starting with 6638
7 Singapore fixed line numbers in this prefix appear on public websites.
About the 6638 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 6638 xxxx, internationally as +65 6638 xxxx, and as 8-digit 6638xxxx.
6638 numbers found on the web
+65 6638 1203
6638 1203 · 66381203 · Fixed line
5 Best Software Development Course In SG For Job Advantages | IT.com.sg Singapore on it.com.sg
1 web mention
+65 6638 1995
6638 1995 · 66381995 · Fixed line
Palm Oils - Singapore Business Guide on sbg.sg
1 web mention
+65 6638 3613
6638 3613 · 66383613 · Fixed line
Members Directory – Singapore Vehicle Traders Association on svta.com.sg
1 web mention
+65 6638 7522
6638 7522 · 66387522 · Fixed line
Contact Us | LandSea Group – Your trusted one-stop solution & equipment provider since 1982 on lsea.com.sg
1 web mention
+65 6638 8727
6638 8727 · 66388727 · Fixed line
10 Best Data Recovery Service Providers In Singapore on it.com.sg
1 web mention
+65 6638 9038
6638 9038 · 66389038 · Fixed line
5 IT Security Consultant In Singapore To Protect Your Data | IT.com.sg Singapore on it.com.sg
1 web mention