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: 2026-06-28
Country Singapore Singapore Country code: +65
Number type toll-free Prefix
Total prefixes 2,000 Pages 1 / 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 1 / 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 1 / 20
1800000 18000000 18000009 toll-free Open prefix 1800001 18000010 18000019 toll-free Open prefix 1800002 18000020 18000029 toll-free Open prefix 1800003 18000030 18000039 toll-free Open prefix 1800004 18000040 18000049 toll-free Open prefix 1800005 18000050 18000059 toll-free Open prefix 1800006 18000060 18000069 toll-free Open prefix 1800007 18000070 18000079 toll-free Open prefix 1800008 18000080 18000089 toll-free Open prefix 1800009 18000090 18000099 toll-free Open prefix 1800010 18000100 18000109 toll-free Open prefix 1800011 18000110 18000119 toll-free Open prefix 1800012 18000120 18000129 toll-free Open prefix 1800013 18000130 18000139 toll-free Open prefix 1800014 18000140 18000149 toll-free Open prefix 1800015 18000150 18000159 toll-free Open prefix 1800016 18000160 18000169 toll-free Open prefix 1800017 18000170 18000179 toll-free Open prefix 1800018 18000180 18000189 toll-free Open prefix 1800019 18000190 18000199 toll-free Open prefix 1800020 18000200 18000209 toll-free Open prefix 1800021 18000210 18000219 toll-free Open prefix 1800022 18000220 18000229 toll-free Open prefix 1800023 18000230 18000239 toll-free Open prefix 1800024 18000240 18000249 toll-free Open prefix 1800025 18000250 18000259 toll-free Open prefix 1800026 18000260 18000269 toll-free Open prefix 1800027 18000270 18000279 toll-free Open prefix 1800028 18000280 18000289 toll-free Open prefix 1800029 18000290 18000299 toll-free Open prefix 1800030 18000300 18000309 toll-free Open prefix 1800031 18000310 18000319 toll-free Open prefix 1800032 18000320 18000329 toll-free Open prefix 1800033 18000330 18000339 toll-free Open prefix 1800034 18000340 18000349 toll-free Open prefix 1800035 18000350 18000359 toll-free Open prefix 1800036 18000360 18000369 toll-free Open prefix 1800037 18000370 18000379 toll-free Open prefix 1800038 18000380 18000389 toll-free Open prefix 1800039 18000390 18000399 toll-free Open prefix 1800040 18000400 18000409 toll-free Open prefix 1800041 18000410 18000419 toll-free Open prefix 1800042 18000420 18000429 toll-free Open prefix 1800043 18000430 18000439 toll-free Open prefix 1800044 18000440 18000449 toll-free Open prefix 1800045 18000450 18000459 toll-free Open prefix 1800046 18000460 18000469 toll-free Open prefix 1800047 18000470 18000479 toll-free Open prefix 1800048 18000480 18000489 toll-free Open prefix 1800049 18000490 18000499 toll-free Open prefix 1800050 18000500 18000509 toll-free Open prefix 1800051 18000510 18000519 toll-free Open prefix 1800052 18000520 18000529 toll-free Open prefix 1800053 18000530 18000539 toll-free Open prefix 1800054 18000540 18000549 toll-free Open prefix 1800055 18000550 18000559 toll-free Open prefix 1800056 18000560 18000569 toll-free Open prefix 1800057 18000570 18000579 toll-free Open prefix 1800058 18000580 18000589 toll-free Open prefix 1800059 18000590 18000599 toll-free Open prefix 1800060 18000600 18000609 toll-free Open prefix 1800061 18000610 18000619 toll-free Open prefix 1800062 18000620 18000629 toll-free Open prefix 1800063 18000630 18000639 toll-free Open prefix 1800064 18000640 18000649 toll-free Open prefix 1800065 18000650 18000659 toll-free Open prefix 1800066 18000660 18000669 toll-free Open prefix 1800067 18000670 18000679 toll-free Open prefix 1800068 18000680 18000689 toll-free Open prefix 1800069 18000690 18000699 toll-free Open prefix 1800070 18000700 18000709 toll-free Open prefix 1800071 18000710 18000719 toll-free Open prefix 1800072 18000720 18000729 toll-free Open prefix 1800073 18000730 18000739 toll-free Open prefix 1800074 18000740 18000749 toll-free Open prefix 1800075 18000750 18000759 toll-free Open prefix 1800076 18000760 18000769 toll-free Open prefix 1800077 18000770 18000779 toll-free Open prefix 1800078 18000780 18000789 toll-free Open prefix 1800079 18000790 18000799 toll-free Open prefix 1800080 18000800 18000809 toll-free Open prefix 1800081 18000810 18000819 toll-free Open prefix 1800082 18000820 18000829 toll-free Open prefix 1800083 18000830 18000839 toll-free Open prefix 1800084 18000840 18000849 toll-free Open prefix 1800085 18000850 18000859 toll-free Open prefix 1800086 18000860 18000869 toll-free Open prefix 1800087 18000870 18000879 toll-free Open prefix 1800088 18000880 18000889 toll-free Open prefix 1800089 18000890 18000899 toll-free Open prefix 1800090 18000900 18000909 toll-free Open prefix 1800091 18000910 18000919 toll-free Open prefix 1800092 18000920 18000929 toll-free Open prefix 1800093 18000930 18000939 toll-free Open prefix 1800094 18000940 18000949 toll-free Open prefix 1800095 18000950 18000959 toll-free Open prefix 1800096 18000960 18000969 toll-free Open prefix 1800097 18000970 18000979 toll-free Open prefix 1800098 18000980 18000989 toll-free Open prefix 1800099 18000990 18000999 toll-free Open prefix