Summary

Singapore toll-free number prefix list

This is not a single phone number detail page. It lists active toll-free prefixes in Singapore so users can open a prefix page, search a number or leave a comment.

This overview connects Singapore toll-free prefixes to the existing prefix detail pages. Only active ranges for the selected country are listed.

Number type: toll-free Total prefixes: 2,000 Last update: 2026-07-29
Country Singapore Singapore Country code: +65
Number type toll-free Prefix
Total prefixes 2,000 Pages 9 / 20
Number format +65 8123 4567 #### ####
Start number / End number 18000000 18000009
Phone prefix quality guide

How to use this list

This page groups active phone prefixes by country and line type. It helps users understand the expected number format before opening a specific prefix or checking a complete number.

Choose a prefix from the list, then complete the remaining digits on the prefix detail page to search, report or review a full phone number.

National example +65 8123 4567 #### ####
Line type toll-free Singapore
Active prefixes 2,000 Pages 9 / 20
Sample range 18000000 18000009
Safety note

A line type or prefix does not prove whether a call is safe. If a caller asks for money, passwords, card data or urgent verification, check the complete number and community reports first.

Prefix list FAQ

What does this list show?

It shows active prefixes for the selected country and line type, with example ranges and links to prefix detail pages.

Why are some prefixes less detailed?

Some ranges have no community comments yet. Technical prefix, type and format information still help users check a full number correctly.

How do I check a full number?

Open a prefix detail page or use the site search, then enter the complete phone number for comments, complaints and risk signals.

Phone safety center

More phone intelligence for this country

Continue with country-level data for Singapore: reports, spam trends, search activity and prefix statistics.

Popular Most searched numbers in Singapore See which phone numbers are being checked most often and open their detail pages. Reports Most reported phone numbers in Singapore Review numbers with the highest complaint activity and risk signals. Alerts Spam call alerts in Singapore Track fast-rising complaint and comment activity from the last days. Prefixes Top phone prefixes in Singapore Discover active phone prefixes and connect to their range pages. Statistics Phone directory statistics in Singapore Open the country dashboard with total ranges, comments, complaints and searches. Lookup Phone number lookup in Singapore Search a complete number to review comments, complaints and spam signals. Who called me Unknown caller lookup in Singapore Use this path when an unknown number contacted you. Validator Phone validator in Singapore Check whether the format and expected length match the country. Complaints Phone complaints in Singapore Read structured community complaint cases for this country. Premium report Premium number analysis in Singapore Run a deeper technical and risk report for a complete phone number.

Singapore toll-free number prefix list

Total prefixes: 2,000
Pages 9 / 20
1800800 18008000 18008009 toll-free Open prefix 1800801 18008010 18008019 toll-free Open prefix 1800802 18008020 18008029 toll-free Open prefix 1800803 18008030 18008039 toll-free Open prefix 1800804 18008040 18008049 toll-free Open prefix 1800805 18008050 18008059 toll-free Open prefix 1800806 18008060 18008069 toll-free Open prefix 1800807 18008070 18008079 toll-free Open prefix 1800808 18008080 18008089 toll-free Open prefix 1800809 18008090 18008099 toll-free Open prefix 1800810 18008100 18008109 toll-free Open prefix 1800811 18008110 18008119 toll-free Open prefix 1800812 18008120 18008129 toll-free Open prefix 1800813 18008130 18008139 toll-free Open prefix 1800814 18008140 18008149 toll-free Open prefix 1800815 18008150 18008159 toll-free Open prefix 1800816 18008160 18008169 toll-free Open prefix 1800817 18008170 18008179 toll-free Open prefix 1800818 18008180 18008189 toll-free Open prefix 1800819 18008190 18008199 toll-free Open prefix 1800820 18008200 18008209 toll-free Open prefix 1800821 18008210 18008219 toll-free Open prefix 1800822 18008220 18008229 toll-free Open prefix 1800823 18008230 18008239 toll-free Open prefix 1800824 18008240 18008249 toll-free Open prefix 1800825 18008250 18008259 toll-free Open prefix 1800826 18008260 18008269 toll-free Open prefix 1800827 18008270 18008279 toll-free Open prefix 1800828 18008280 18008289 toll-free Open prefix 1800829 18008290 18008299 toll-free Open prefix 1800830 18008300 18008309 toll-free Open prefix 1800831 18008310 18008319 toll-free Open prefix 1800832 18008320 18008329 toll-free Open prefix 1800833 18008330 18008339 toll-free Open prefix 1800834 18008340 18008349 toll-free Open prefix 1800835 18008350 18008359 toll-free Open prefix 1800836 18008360 18008369 toll-free Open prefix 1800837 18008370 18008379 toll-free Open prefix 1800838 18008380 18008389 toll-free Open prefix 1800839 18008390 18008399 toll-free Open prefix 1800840 18008400 18008409 toll-free Open prefix 1800841 18008410 18008419 toll-free Open prefix 1800842 18008420 18008429 toll-free Open prefix 1800843 18008430 18008439 toll-free Open prefix 1800844 18008440 18008449 toll-free Open prefix 1800845 18008450 18008459 toll-free Open prefix 1800846 18008460 18008469 toll-free Open prefix 1800847 18008470 18008479 toll-free Open prefix 1800848 18008480 18008489 toll-free Open prefix 1800849 18008490 18008499 toll-free Open prefix 1800850 18008500 18008509 toll-free Open prefix 1800851 18008510 18008519 toll-free Open prefix 1800852 18008520 18008529 toll-free Open prefix 1800853 18008530 18008539 toll-free Open prefix 1800854 18008540 18008549 toll-free Open prefix 1800855 18008550 18008559 toll-free Open prefix 1800856 18008560 18008569 toll-free Open prefix 1800857 18008570 18008579 toll-free Open prefix 1800858 18008580 18008589 toll-free Open prefix 1800859 18008590 18008599 toll-free Open prefix 1800860 18008600 18008609 toll-free Open prefix 1800861 18008610 18008619 toll-free Open prefix 1800862 18008620 18008629 toll-free Open prefix 1800863 18008630 18008639 toll-free Open prefix 1800864 18008640 18008649 toll-free Open prefix 1800865 18008650 18008659 toll-free Open prefix 1800866 18008660 18008669 toll-free Open prefix 1800867 18008670 18008679 toll-free Open prefix 1800868 18008680 18008689 toll-free Open prefix 1800869 18008690 18008699 toll-free Open prefix 1800870 18008700 18008709 toll-free Open prefix 1800871 18008710 18008719 toll-free Open prefix 1800872 18008720 18008729 toll-free Open prefix 1800873 18008730 18008739 toll-free Open prefix 1800874 18008740 18008749 toll-free Open prefix 1800875 18008750 18008759 toll-free Open prefix 1800876 18008760 18008769 toll-free Open prefix 1800877 18008770 18008779 toll-free Open prefix 1800878 18008780 18008789 toll-free Open prefix 1800879 18008790 18008799 toll-free Open prefix 1800880 18008800 18008809 toll-free Open prefix 1800881 18008810 18008819 toll-free Open prefix 1800882 18008820 18008829 toll-free Open prefix 1800883 18008830 18008839 toll-free Open prefix 1800884 18008840 18008849 toll-free Open prefix 1800885 18008850 18008859 toll-free Open prefix 1800886 18008860 18008869 toll-free Open prefix 1800887 18008870 18008879 toll-free Open prefix 1800888 18008880 18008889 toll-free Open prefix 1800889 18008890 18008899 toll-free Open prefix 1800890 18008900 18008909 toll-free Open prefix 1800891 18008910 18008919 toll-free Open prefix 1800892 18008920 18008929 toll-free Open prefix 1800893 18008930 18008939 toll-free Open prefix 1800894 18008940 18008949 toll-free Open prefix 1800895 18008950 18008959 toll-free Open prefix 1800896 18008960 18008969 toll-free Open prefix 1800897 18008970 18008979 toll-free Open prefix 1800898 18008980 18008989 toll-free Open prefix 1800899 18008990 18008999 toll-free Open prefix